diff options
Diffstat (limited to 'drivers/video')
19 files changed, 1354 insertions, 1272 deletions
diff --git a/drivers/video/Makefile b/drivers/video/Makefile index 2fd0891..3f045fe 100644 --- a/drivers/video/Makefile +++ b/drivers/video/Makefile @@ -25,11 +25,6 @@ obj-$(CONFIG_ATI_RADEON_FB) += ati_radeon_fb.o videomodes.o obj-$(CONFIG_ATMEL_HLCD) += atmel_hlcdfb.o obj-$(CONFIG_ATMEL_LCD) += atmel_lcdfb.o obj-$(CONFIG_CFB_CONSOLE) += cfb_console.o -obj-$(CONFIG_EXYNOS_DP) += exynos_dp.o exynos_dp_lowlevel.o -obj-$(CONFIG_EXYNOS_FB) += exynos_fb.o exynos_fimd.o -obj-$(CONFIG_EXYNOS_MIPI_DSIM) += exynos_mipi_dsi.o exynos_mipi_dsi_common.o \ - exynos_mipi_dsi_lowlevel.o -obj-$(CONFIG_EXYNOS_PWM_BL) += exynos_pwm_bl.o obj-$(CONFIG_FSL_DIU_FB) += fsl_diu_fb.o videomodes.o obj-$(CONFIG_FSL_DCU_FB) += fsl_dcu_fb.o videomodes.o obj-$(CONFIG_L5F31188) += l5f31188.o @@ -68,6 +63,7 @@ obj-$(CONFIG_LG4573) += lg4573.o obj-$(CONFIG_AM335X_LCD) += am335x-fb.o obj-${CONFIG_VIDEO_TEGRA124} += tegra124/ +obj-${CONFIG_EXYNOS_FB} += exynos/ obj-${CONFIG_VIDEO_ROCKCHIP} += rockchip/ obj-y += bridge/ diff --git a/drivers/video/exynos/Makefile b/drivers/video/exynos/Makefile new file mode 100644 index 0000000..001a80f --- /dev/null +++ b/drivers/video/exynos/Makefile @@ -0,0 +1,12 @@ +# +# (C) Copyright 2000-2007 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# SPDX-License-Identifier: GPL-2.0+ +# + +obj-$(CONFIG_EXYNOS_DP) += exynos_dp.o exynos_dp_lowlevel.o +obj-$(CONFIG_EXYNOS_FB) += exynos_fb.o +obj-$(CONFIG_EXYNOS_MIPI_DSIM) += exynos_mipi_dsi.o exynos_mipi_dsi_common.o \ + exynos_mipi_dsi_lowlevel.o +obj-$(CONFIG_EXYNOS_PWM_BL) += exynos_pwm_bl.o diff --git a/drivers/video/exynos_dp.c b/drivers/video/exynos/exynos_dp.c index 0d5d090..fc39f2c 100644 --- a/drivers/video/exynos_dp.c +++ b/drivers/video/exynos/exynos_dp.c @@ -7,27 +7,26 @@ */ #include <config.h> +#include <dm.h> #include <common.h> +#include <display.h> +#include <fdtdec.h> +#include <libfdt.h> #include <malloc.h> +#include <video_bridge.h> #include <linux/compat.h> #include <linux/err.h> #include <asm/arch/clk.h> #include <asm/arch/cpu.h> #include <asm/arch/dp_info.h> #include <asm/arch/dp.h> -#include <fdtdec.h> -#include <libfdt.h> +#include <asm/arch/pinmux.h> +#include <asm/arch/power.h> #include "exynos_dp_lowlevel.h" DECLARE_GLOBAL_DATA_PTR; -void __exynos_set_dp_phy(unsigned int onoff) -{ -} -void exynos_set_dp_phy(unsigned int onoff) - __attribute__((weak, alias("__exynos_set_dp_phy"))); - static void exynos_dp_disp_info(struct edp_disp_info *disp_info) { disp_info->h_total = disp_info->h_res + disp_info->h_sync_width + @@ -38,20 +37,20 @@ static void exynos_dp_disp_info(struct edp_disp_info *disp_info) return; } -static int exynos_dp_init_dp(void) +static int exynos_dp_init_dp(struct exynos_dp *regs) { int ret; - exynos_dp_reset(); + exynos_dp_reset(regs); /* SW defined function Normal operation */ - exynos_dp_enable_sw_func(DP_ENABLE); + exynos_dp_enable_sw_func(regs, DP_ENABLE); - ret = exynos_dp_init_analog_func(); + ret = exynos_dp_init_analog_func(regs); if (ret != EXYNOS_DP_SUCCESS) return ret; - exynos_dp_init_hpd(); - exynos_dp_init_aux(); + exynos_dp_init_hpd(regs); + exynos_dp_init_aux(regs); return ret; } @@ -67,7 +66,7 @@ static unsigned char exynos_dp_calc_edid_check_sum(unsigned char *edid_data) return sum; } -static unsigned int exynos_dp_read_edid(void) +static unsigned int exynos_dp_read_edid(struct exynos_dp *regs) { unsigned char edid[EDID_BLOCK_LENGTH * 2]; unsigned int extend_block = 0; @@ -82,14 +81,15 @@ static unsigned int exynos_dp_read_edid(void) */ /* Read Extension Flag, Number of 128-byte EDID extension blocks */ - exynos_dp_read_byte_from_i2c(I2C_EDID_DEVICE_ADDR, EDID_EXTENSION_FLAG, - &extend_block); + exynos_dp_read_byte_from_i2c(regs, I2C_EDID_DEVICE_ADDR, + EDID_EXTENSION_FLAG, &extend_block); if (extend_block > 0) { printf("DP EDID data includes a single extension!\n"); /* Read EDID data */ - retval = exynos_dp_read_bytes_from_i2c(I2C_EDID_DEVICE_ADDR, + retval = exynos_dp_read_bytes_from_i2c(regs, + I2C_EDID_DEVICE_ADDR, EDID_HEADER_PATTERN, EDID_BLOCK_LENGTH, &edid[EDID_HEADER_PATTERN]); @@ -104,7 +104,8 @@ static unsigned int exynos_dp_read_edid(void) } /* Read additional EDID data */ - retval = exynos_dp_read_bytes_from_i2c(I2C_EDID_DEVICE_ADDR, + retval = exynos_dp_read_bytes_from_i2c(regs, + I2C_EDID_DEVICE_ADDR, EDID_BLOCK_LENGTH, EDID_BLOCK_LENGTH, &edid[EDID_BLOCK_LENGTH]); @@ -118,19 +119,22 @@ static unsigned int exynos_dp_read_edid(void) return -1; } - exynos_dp_read_byte_from_dpcd(DPCD_TEST_REQUEST, - &test_vector); + exynos_dp_read_byte_from_dpcd(regs, DPCD_TEST_REQUEST, + &test_vector); if (test_vector & DPCD_TEST_EDID_READ) { - exynos_dp_write_byte_to_dpcd(DPCD_TEST_EDID_CHECKSUM, + exynos_dp_write_byte_to_dpcd(regs, + DPCD_TEST_EDID_CHECKSUM, edid[EDID_BLOCK_LENGTH + EDID_CHECKSUM]); - exynos_dp_write_byte_to_dpcd(DPCD_TEST_RESPONSE, + exynos_dp_write_byte_to_dpcd(regs, + DPCD_TEST_RESPONSE, DPCD_TEST_EDID_CHECKSUM_WRITE); } } else { debug("DP EDID data does not include any extensions.\n"); /* Read EDID data */ - retval = exynos_dp_read_bytes_from_i2c(I2C_EDID_DEVICE_ADDR, + retval = exynos_dp_read_bytes_from_i2c(regs, + I2C_EDID_DEVICE_ADDR, EDID_HEADER_PATTERN, EDID_BLOCK_LENGTH, &edid[EDID_HEADER_PATTERN]); @@ -145,12 +149,13 @@ static unsigned int exynos_dp_read_edid(void) return -1; } - exynos_dp_read_byte_from_dpcd(DPCD_TEST_REQUEST, + exynos_dp_read_byte_from_dpcd(regs, DPCD_TEST_REQUEST, &test_vector); if (test_vector & DPCD_TEST_EDID_READ) { - exynos_dp_write_byte_to_dpcd(DPCD_TEST_EDID_CHECKSUM, - edid[EDID_CHECKSUM]); - exynos_dp_write_byte_to_dpcd(DPCD_TEST_RESPONSE, + exynos_dp_write_byte_to_dpcd(regs, + DPCD_TEST_EDID_CHECKSUM, edid[EDID_CHECKSUM]); + exynos_dp_write_byte_to_dpcd(regs, + DPCD_TEST_RESPONSE, DPCD_TEST_EDID_CHECKSUM_WRITE); } } @@ -160,7 +165,8 @@ static unsigned int exynos_dp_read_edid(void) return 0; } -static unsigned int exynos_dp_handle_edid(struct edp_device_info *edp_info) +static unsigned int exynos_dp_handle_edid(struct exynos_dp *regs, + struct exynos_dp_priv *priv) { unsigned char buf[12]; unsigned int ret; @@ -178,8 +184,8 @@ static unsigned int exynos_dp_handle_edid(struct edp_device_info *edp_info) retry_cnt = 5; while (retry_cnt) { /* Read DPCD 0x0000-0x000b */ - ret = exynos_dp_read_bytes_from_dpcd(DPCD_DPCD_REV, 12, - buf); + ret = exynos_dp_read_bytes_from_dpcd(regs, DPCD_DPCD_REV, 12, + buf); if (ret != EXYNOS_DP_SUCCESS) { if (retry_cnt == 0) { printf("DP read_byte_from_dpcd() failed\n"); @@ -193,7 +199,7 @@ static unsigned int exynos_dp_handle_edid(struct edp_device_info *edp_info) /* */ temp = buf[DPCD_DPCD_REV]; if (temp == DP_DPCD_REV_10 || temp == DP_DPCD_REV_11) - edp_info->dpcd_rev = temp; + priv->dpcd_rev = temp; else { printf("DP Wrong DPCD Rev : %x\n", temp); return -ENODEV; @@ -201,33 +207,33 @@ static unsigned int exynos_dp_handle_edid(struct edp_device_info *edp_info) temp = buf[DPCD_MAX_LINK_RATE]; if (temp == DP_LANE_BW_1_62 || temp == DP_LANE_BW_2_70) - edp_info->lane_bw = temp; + priv->lane_bw = temp; else { printf("DP Wrong MAX LINK RATE : %x\n", temp); return -EINVAL; } /* Refer VESA Display Port Standard Ver1.1a Page 120 */ - if (edp_info->dpcd_rev == DP_DPCD_REV_11) { + if (priv->dpcd_rev == DP_DPCD_REV_11) { temp = buf[DPCD_MAX_LANE_COUNT] & 0x1f; if (buf[DPCD_MAX_LANE_COUNT] & 0x80) - edp_info->dpcd_efc = 1; + priv->dpcd_efc = 1; else - edp_info->dpcd_efc = 0; + priv->dpcd_efc = 0; } else { temp = buf[DPCD_MAX_LANE_COUNT]; - edp_info->dpcd_efc = 0; + priv->dpcd_efc = 0; } if (temp == DP_LANE_CNT_1 || temp == DP_LANE_CNT_2 || temp == DP_LANE_CNT_4) { - edp_info->lane_cnt = temp; + priv->lane_cnt = temp; } else { printf("DP Wrong MAX LANE COUNT : %x\n", temp); return -EINVAL; } - ret = exynos_dp_read_edid(); + ret = exynos_dp_read_edid(regs); if (ret != EXYNOS_DP_SUCCESS) { printf("DP exynos_dp_read_edid() failed\n"); return -EINVAL; @@ -236,60 +242,60 @@ static unsigned int exynos_dp_handle_edid(struct edp_device_info *edp_info) return ret; } -static void exynos_dp_init_training(void) +static void exynos_dp_init_training(struct exynos_dp *regs) { /* * MACRO_RST must be applied after the PLL_LOCK to avoid * the DP inter pair skew issue for at least 10 us */ - exynos_dp_reset_macro(); + exynos_dp_reset_macro(regs); /* All DP analog module power up */ - exynos_dp_set_analog_power_down(POWER_ALL, 0); + exynos_dp_set_analog_power_down(regs, POWER_ALL, 0); } -static unsigned int exynos_dp_link_start(struct edp_device_info *edp_info) +static unsigned int exynos_dp_link_start(struct exynos_dp *regs, + struct exynos_dp_priv *priv) { unsigned char buf[5]; unsigned int ret = 0; debug("DP: %s was called\n", __func__); - edp_info->lt_info.lt_status = DP_LT_CR; - edp_info->lt_info.ep_loop = 0; - edp_info->lt_info.cr_loop[0] = 0; - edp_info->lt_info.cr_loop[1] = 0; - edp_info->lt_info.cr_loop[2] = 0; - edp_info->lt_info.cr_loop[3] = 0; + priv->lt_info.lt_status = DP_LT_CR; + priv->lt_info.ep_loop = 0; + priv->lt_info.cr_loop[0] = 0; + priv->lt_info.cr_loop[1] = 0; + priv->lt_info.cr_loop[2] = 0; + priv->lt_info.cr_loop[3] = 0; /* Set sink to D0 (Sink Not Ready) mode. */ - ret = exynos_dp_write_byte_to_dpcd(DPCD_SINK_POWER_STATE, - DPCD_SET_POWER_STATE_D0); + ret = exynos_dp_write_byte_to_dpcd(regs, DPCD_SINK_POWER_STATE, + DPCD_SET_POWER_STATE_D0); if (ret != EXYNOS_DP_SUCCESS) { printf("DP write_dpcd_byte failed\n"); return ret; } /* Set link rate and count as you want to establish */ - exynos_dp_set_link_bandwidth(edp_info->lane_bw); - exynos_dp_set_lane_count(edp_info->lane_cnt); + exynos_dp_set_link_bandwidth(regs, priv->lane_bw); + exynos_dp_set_lane_count(regs, priv->lane_cnt); /* Setup RX configuration */ - buf[0] = edp_info->lane_bw; - buf[1] = edp_info->lane_cnt; + buf[0] = priv->lane_bw; + buf[1] = priv->lane_cnt; - ret = exynos_dp_write_bytes_to_dpcd(DPCD_LINK_BW_SET, 2, - buf); + ret = exynos_dp_write_bytes_to_dpcd(regs, DPCD_LINK_BW_SET, 2, buf); if (ret != EXYNOS_DP_SUCCESS) { printf("DP write_dpcd_byte failed\n"); return ret; } - exynos_dp_set_lane_pre_emphasis(PRE_EMPHASIS_LEVEL_0, - edp_info->lane_cnt); + exynos_dp_set_lane_pre_emphasis(regs, PRE_EMPHASIS_LEVEL_0, + priv->lane_cnt); /* Set training pattern 1 */ - exynos_dp_set_training_pattern(TRAINING_PTN1); + exynos_dp_set_training_pattern(regs, TRAINING_PTN1); /* Set RX training pattern */ buf[0] = DPCD_SCRAMBLING_DISABLED | DPCD_TRAINING_PATTERN_1; @@ -303,8 +309,8 @@ static unsigned int exynos_dp_link_start(struct edp_device_info *edp_info) buf[4] = DPCD_PRE_EMPHASIS_SET_PATTERN_2_LEVEL_0 | DPCD_VOLTAGE_SWING_SET_PATTERN_1_LEVEL_0; - ret = exynos_dp_write_bytes_to_dpcd(DPCD_TRAINING_PATTERN_SET, - 5, buf); + ret = exynos_dp_write_bytes_to_dpcd(regs, DPCD_TRAINING_PATTERN_SET, + 5, buf); if (ret != EXYNOS_DP_SUCCESS) { printf("DP write_dpcd_byte failed\n"); return ret; @@ -313,14 +319,14 @@ static unsigned int exynos_dp_link_start(struct edp_device_info *edp_info) return ret; } -static unsigned int exynos_dp_training_pattern_dis(void) +static unsigned int exynos_dp_training_pattern_dis(struct exynos_dp *regs) { unsigned int ret = EXYNOS_DP_SUCCESS; - exynos_dp_set_training_pattern(DP_NONE); + exynos_dp_set_training_pattern(regs, DP_NONE); - ret = exynos_dp_write_byte_to_dpcd(DPCD_TRAINING_PATTERN_SET, - DPCD_TRAINING_PATTERN_DISABLED); + ret = exynos_dp_write_byte_to_dpcd(regs, DPCD_TRAINING_PATTERN_SET, + DPCD_TRAINING_PATTERN_DISABLED); if (ret != EXYNOS_DP_SUCCESS) { printf("DP request_link_training_req failed\n"); return -EAGAIN; @@ -329,13 +335,14 @@ static unsigned int exynos_dp_training_pattern_dis(void) return ret; } -static unsigned int exynos_dp_enable_rx_to_enhanced_mode(unsigned char enable) +static unsigned int exynos_dp_enable_rx_to_enhanced_mode( + struct exynos_dp *regs, unsigned char enable) { unsigned char data; unsigned int ret = EXYNOS_DP_SUCCESS; - ret = exynos_dp_read_byte_from_dpcd(DPCD_LANE_COUNT_SET, - &data); + ret = exynos_dp_read_byte_from_dpcd(regs, DPCD_LANE_COUNT_SET, + &data); if (ret != EXYNOS_DP_SUCCESS) { printf("DP read_from_dpcd failed\n"); return -EAGAIN; @@ -346,8 +353,7 @@ static unsigned int exynos_dp_enable_rx_to_enhanced_mode(unsigned char enable) else data = DPCD_LN_COUNT_SET(data); - ret = exynos_dp_write_byte_to_dpcd(DPCD_LANE_COUNT_SET, - data); + ret = exynos_dp_write_byte_to_dpcd(regs, DPCD_LANE_COUNT_SET, data); if (ret != EXYNOS_DP_SUCCESS) { printf("DP write_to_dpcd failed\n"); return -EAGAIN; @@ -357,23 +363,25 @@ static unsigned int exynos_dp_enable_rx_to_enhanced_mode(unsigned char enable) return ret; } -static unsigned int exynos_dp_set_enhanced_mode(unsigned char enhance_mode) +static unsigned int exynos_dp_set_enhanced_mode(struct exynos_dp *regs, + unsigned char enhance_mode) { unsigned int ret = EXYNOS_DP_SUCCESS; - ret = exynos_dp_enable_rx_to_enhanced_mode(enhance_mode); + ret = exynos_dp_enable_rx_to_enhanced_mode(regs, enhance_mode); if (ret != EXYNOS_DP_SUCCESS) { printf("DP rx_enhance_mode failed\n"); return -EAGAIN; } - exynos_dp_enable_enhanced_mode(enhance_mode); + exynos_dp_enable_enhanced_mode(regs, enhance_mode); return ret; } -static int exynos_dp_read_dpcd_lane_stat(struct edp_device_info *edp_info, - unsigned char *status) +static int exynos_dp_read_dpcd_lane_stat(struct exynos_dp *regs, + struct exynos_dp_priv *priv, + unsigned char *status) { unsigned int ret, i; unsigned char buf[2]; @@ -385,13 +393,14 @@ static int exynos_dp_read_dpcd_lane_stat(struct edp_device_info *edp_info, shift_val[2] = 0; shift_val[3] = 4; - ret = exynos_dp_read_bytes_from_dpcd(DPCD_LANE0_1_STATUS, 2, buf); + ret = exynos_dp_read_bytes_from_dpcd(regs, DPCD_LANE0_1_STATUS, 2, + buf); if (ret != EXYNOS_DP_SUCCESS) { printf("DP read lane status failed\n"); return ret; } - for (i = 0; i < edp_info->lane_cnt; i++) { + for (i = 0; i < priv->lane_cnt; i++) { lane_stat[i] = (buf[(i / 2)] >> shift_val[i]) & 0x0f; if (lane_stat[0] != lane_stat[i]) { printf("Wrong lane status\n"); @@ -404,8 +413,8 @@ static int exynos_dp_read_dpcd_lane_stat(struct edp_device_info *edp_info, return ret; } -static unsigned int exynos_dp_read_dpcd_adj_req(unsigned char lane_num, - unsigned char *sw, unsigned char *em) +static unsigned int exynos_dp_read_dpcd_adj_req(struct exynos_dp *regs, + unsigned char lane_num, unsigned char *sw, unsigned char *em) { unsigned int ret = EXYNOS_DP_SUCCESS; unsigned char buf; @@ -415,7 +424,7 @@ static unsigned int exynos_dp_read_dpcd_adj_req(unsigned char lane_num, /* lane_num value is used as array index, so this range 0 ~ 3 */ dpcd_addr = DPCD_ADJUST_REQUEST_LANE0_1 + (lane_num / 2); - ret = exynos_dp_read_byte_from_dpcd(dpcd_addr, &buf); + ret = exynos_dp_read_byte_from_dpcd(regs, dpcd_addr, &buf); if (ret != EXYNOS_DP_SUCCESS) { printf("DP read adjust request failed\n"); return -EAGAIN; @@ -427,51 +436,53 @@ static unsigned int exynos_dp_read_dpcd_adj_req(unsigned char lane_num, return ret; } -static int exynos_dp_equalizer_err_link(struct edp_device_info *edp_info) +static int exynos_dp_equalizer_err_link(struct exynos_dp *regs, + struct exynos_dp_priv *priv) { int ret; - ret = exynos_dp_training_pattern_dis(); + ret = exynos_dp_training_pattern_dis(regs); if (ret != EXYNOS_DP_SUCCESS) { printf("DP training_pattern_disable() failed\n"); - edp_info->lt_info.lt_status = DP_LT_FAIL; + priv->lt_info.lt_status = DP_LT_FAIL; } - ret = exynos_dp_set_enhanced_mode(edp_info->dpcd_efc); + ret = exynos_dp_set_enhanced_mode(regs, priv->dpcd_efc); if (ret != EXYNOS_DP_SUCCESS) { printf("DP set_enhanced_mode() failed\n"); - edp_info->lt_info.lt_status = DP_LT_FAIL; + priv->lt_info.lt_status = DP_LT_FAIL; } return ret; } -static int exynos_dp_reduce_link_rate(struct edp_device_info *edp_info) +static int exynos_dp_reduce_link_rate(struct exynos_dp *regs, + struct exynos_dp_priv *priv) { int ret; - if (edp_info->lane_bw == DP_LANE_BW_2_70) { - edp_info->lane_bw = DP_LANE_BW_1_62; + if (priv->lane_bw == DP_LANE_BW_2_70) { + priv->lane_bw = DP_LANE_BW_1_62; printf("DP Change lane bw to 1.62Gbps\n"); - edp_info->lt_info.lt_status = DP_LT_START; + priv->lt_info.lt_status = DP_LT_START; ret = EXYNOS_DP_SUCCESS; } else { - ret = exynos_dp_training_pattern_dis(); + ret = exynos_dp_training_pattern_dis(regs); if (ret != EXYNOS_DP_SUCCESS) printf("DP training_patter_disable() failed\n"); - ret = exynos_dp_set_enhanced_mode(edp_info->dpcd_efc); + ret = exynos_dp_set_enhanced_mode(regs, priv->dpcd_efc); if (ret != EXYNOS_DP_SUCCESS) printf("DP set_enhanced_mode() failed\n"); - edp_info->lt_info.lt_status = DP_LT_FAIL; + priv->lt_info.lt_status = DP_LT_FAIL; } return ret; } -static unsigned int exynos_dp_process_clock_recovery(struct edp_device_info - *edp_info) +static unsigned int exynos_dp_process_clock_recovery(struct exynos_dp *regs, + struct exynos_dp_priv *priv) { unsigned int ret = EXYNOS_DP_SUCCESS; unsigned char lane_stat; @@ -484,22 +495,22 @@ static unsigned int exynos_dp_process_clock_recovery(struct edp_device_info debug("DP: %s was called\n", __func__); mdelay(1); - ret = exynos_dp_read_dpcd_lane_stat(edp_info, &lane_stat); + ret = exynos_dp_read_dpcd_lane_stat(regs, priv, &lane_stat); if (ret != EXYNOS_DP_SUCCESS) { printf("DP read lane status failed\n"); - edp_info->lt_info.lt_status = DP_LT_FAIL; + priv->lt_info.lt_status = DP_LT_FAIL; return ret; } if (lane_stat & DP_LANE_STAT_CR_DONE) { debug("DP clock Recovery training succeed\n"); - exynos_dp_set_training_pattern(TRAINING_PTN2); + exynos_dp_set_training_pattern(regs, TRAINING_PTN2); - for (i = 0; i < edp_info->lane_cnt; i++) { - ret = exynos_dp_read_dpcd_adj_req(i, &adj_req_sw, - &adj_req_em); + for (i = 0; i < priv->lane_cnt; i++) { + ret = exynos_dp_read_dpcd_adj_req(regs, i, + &adj_req_sw, &adj_req_em); if (ret != EXYNOS_DP_SUCCESS) { - edp_info->lt_info.lt_status = DP_LT_FAIL; + priv->lt_info.lt_status = DP_LT_FAIL; return ret; } @@ -511,7 +522,8 @@ static unsigned int exynos_dp_process_clock_recovery(struct edp_device_info lt_ctl_val[i] |= MAX_DRIVE_CURRENT_REACH_3 | MAX_PRE_EMPHASIS_REACH_3; } - exynos_dp_set_lanex_pre_emphasis(lt_ctl_val[i], i); + exynos_dp_set_lanex_pre_emphasis(regs, + lt_ctl_val[i], i); } buf[0] = DPCD_SCRAMBLING_DISABLED | DPCD_TRAINING_PATTERN_2; @@ -520,37 +532,39 @@ static unsigned int exynos_dp_process_clock_recovery(struct edp_device_info buf[3] = lt_ctl_val[2]; buf[4] = lt_ctl_val[3]; - ret = exynos_dp_write_bytes_to_dpcd( + ret = exynos_dp_write_bytes_to_dpcd(regs, DPCD_TRAINING_PATTERN_SET, 5, buf); if (ret != EXYNOS_DP_SUCCESS) { printf("DP write training pattern1 failed\n"); - edp_info->lt_info.lt_status = DP_LT_FAIL; + priv->lt_info.lt_status = DP_LT_FAIL; return ret; } else - edp_info->lt_info.lt_status = DP_LT_ET; + priv->lt_info.lt_status = DP_LT_ET; } else { - for (i = 0; i < edp_info->lane_cnt; i++) { - lt_ctl_val[i] = exynos_dp_get_lanex_pre_emphasis(i); - ret = exynos_dp_read_dpcd_adj_req(i, + for (i = 0; i < priv->lane_cnt; i++) { + lt_ctl_val[i] = exynos_dp_get_lanex_pre_emphasis( + regs, i); + ret = exynos_dp_read_dpcd_adj_req(regs, i, &adj_req_sw, &adj_req_em); if (ret != EXYNOS_DP_SUCCESS) { printf("DP read adj req failed\n"); - edp_info->lt_info.lt_status = DP_LT_FAIL; + priv->lt_info.lt_status = DP_LT_FAIL; return ret; } if ((adj_req_sw == VOLTAGE_LEVEL_3) || (adj_req_em == PRE_EMPHASIS_LEVEL_3)) - ret = exynos_dp_reduce_link_rate(edp_info); + ret = exynos_dp_reduce_link_rate(regs, + priv); if ((DRIVE_CURRENT_SET_0_GET(lt_ctl_val[i]) == adj_req_sw) && (PRE_EMPHASIS_SET_0_GET(lt_ctl_val[i]) == adj_req_em)) { - edp_info->lt_info.cr_loop[i]++; - if (edp_info->lt_info.cr_loop[i] == MAX_CR_LOOP) + priv->lt_info.cr_loop[i]++; + if (priv->lt_info.cr_loop[i] == MAX_CR_LOOP) ret = exynos_dp_reduce_link_rate( - edp_info); + regs, priv); } lt_ctl_val[i] = 0; @@ -561,14 +575,15 @@ static unsigned int exynos_dp_process_clock_recovery(struct edp_device_info lt_ctl_val[i] |= MAX_DRIVE_CURRENT_REACH_3 | MAX_PRE_EMPHASIS_REACH_3; } - exynos_dp_set_lanex_pre_emphasis(lt_ctl_val[i], i); + exynos_dp_set_lanex_pre_emphasis(regs, + lt_ctl_val[i], i); } - ret = exynos_dp_write_bytes_to_dpcd( + ret = exynos_dp_write_bytes_to_dpcd(regs, DPCD_TRAINING_LANE0_SET, 4, lt_ctl_val); if (ret != EXYNOS_DP_SUCCESS) { printf("DP write training pattern2 failed\n"); - edp_info->lt_info.lt_status = DP_LT_FAIL; + priv->lt_info.lt_status = DP_LT_FAIL; return ret; } } @@ -576,8 +591,8 @@ static unsigned int exynos_dp_process_clock_recovery(struct edp_device_info return ret; } -static unsigned int exynos_dp_process_equalizer_training(struct edp_device_info - *edp_info) +static unsigned int exynos_dp_process_equalizer_training( + struct exynos_dp *regs, struct exynos_dp_priv *priv) { unsigned int ret = EXYNOS_DP_SUCCESS; unsigned char lane_stat, adj_req_sw, adj_req_em, i; @@ -589,32 +604,33 @@ static unsigned int exynos_dp_process_equalizer_training(struct edp_device_info mdelay(1); - ret = exynos_dp_read_dpcd_lane_stat(edp_info, &lane_stat); + ret = exynos_dp_read_dpcd_lane_stat(regs, priv, &lane_stat); if (ret != EXYNOS_DP_SUCCESS) { printf("DP read lane status failed\n"); - edp_info->lt_info.lt_status = DP_LT_FAIL; + priv->lt_info.lt_status = DP_LT_FAIL; return ret; } debug("DP lane stat : %x\n", lane_stat); if (lane_stat & DP_LANE_STAT_CR_DONE) { - ret = exynos_dp_read_byte_from_dpcd(DPCD_LN_ALIGN_UPDATED, - &sink_stat); + ret = exynos_dp_read_byte_from_dpcd(regs, + DPCD_LN_ALIGN_UPDATED, + &sink_stat); if (ret != EXYNOS_DP_SUCCESS) { - edp_info->lt_info.lt_status = DP_LT_FAIL; + priv->lt_info.lt_status = DP_LT_FAIL; return ret; } interlane_aligned = (sink_stat & DPCD_INTERLANE_ALIGN_DONE); - for (i = 0; i < edp_info->lane_cnt; i++) { - ret = exynos_dp_read_dpcd_adj_req(i, + for (i = 0; i < priv->lane_cnt; i++) { + ret = exynos_dp_read_dpcd_adj_req(regs, i, &adj_req_sw, &adj_req_em); if (ret != EXYNOS_DP_SUCCESS) { printf("DP read adj req 1 failed\n"); - edp_info->lt_info.lt_status = DP_LT_FAIL; + priv->lt_info.lt_status = DP_LT_FAIL; return ret; } @@ -634,86 +650,91 @@ static unsigned int exynos_dp_process_equalizer_training(struct edp_device_info && (interlane_aligned == DPCD_INTERLANE_ALIGN_DONE)) { debug("DP Equalizer training succeed\n"); - f_bw = exynos_dp_get_link_bandwidth(); - f_lane_cnt = exynos_dp_get_lane_count(); + f_bw = exynos_dp_get_link_bandwidth(regs); + f_lane_cnt = exynos_dp_get_lane_count(regs); debug("DP final BandWidth : %x\n", f_bw); debug("DP final Lane Count : %x\n", f_lane_cnt); - edp_info->lt_info.lt_status = DP_LT_FINISHED; + priv->lt_info.lt_status = DP_LT_FINISHED; - exynos_dp_equalizer_err_link(edp_info); + exynos_dp_equalizer_err_link(regs, priv); } else { - edp_info->lt_info.ep_loop++; + priv->lt_info.ep_loop++; - if (edp_info->lt_info.ep_loop > MAX_EQ_LOOP) { - if (edp_info->lane_bw == DP_LANE_BW_2_70) { + if (priv->lt_info.ep_loop > MAX_EQ_LOOP) { + if (priv->lane_bw == DP_LANE_BW_2_70) { ret = exynos_dp_reduce_link_rate( - edp_info); + regs, priv); } else { - edp_info->lt_info.lt_status = + priv->lt_info.lt_status = DP_LT_FAIL; - exynos_dp_equalizer_err_link(edp_info); + exynos_dp_equalizer_err_link(regs, + priv); } } else { - for (i = 0; i < edp_info->lane_cnt; i++) + for (i = 0; i < priv->lane_cnt; i++) exynos_dp_set_lanex_pre_emphasis( - lt_ctl_val[i], i); + regs, lt_ctl_val[i], i); - ret = exynos_dp_write_bytes_to_dpcd( - DPCD_TRAINING_LANE0_SET, - 4, lt_ctl_val); + ret = exynos_dp_write_bytes_to_dpcd(regs, + DPCD_TRAINING_LANE0_SET, + 4, lt_ctl_val); if (ret != EXYNOS_DP_SUCCESS) { printf("DP set lt pattern failed\n"); - edp_info->lt_info.lt_status = + priv->lt_info.lt_status = DP_LT_FAIL; - exynos_dp_equalizer_err_link(edp_info); + exynos_dp_equalizer_err_link(regs, + priv); } } } - } else if (edp_info->lane_bw == DP_LANE_BW_2_70) { - ret = exynos_dp_reduce_link_rate(edp_info); + } else if (priv->lane_bw == DP_LANE_BW_2_70) { + ret = exynos_dp_reduce_link_rate(regs, priv); } else { - edp_info->lt_info.lt_status = DP_LT_FAIL; - exynos_dp_equalizer_err_link(edp_info); + priv->lt_info.lt_status = DP_LT_FAIL; + exynos_dp_equalizer_err_link(regs, priv); } return ret; } -static unsigned int exynos_dp_sw_link_training(struct edp_device_info *edp_info) +static unsigned int exynos_dp_sw_link_training(struct exynos_dp *regs, + struct exynos_dp_priv *priv) { unsigned int ret = 0; int training_finished; /* Turn off unnecessary lane */ - if (edp_info->lane_cnt == 1) - exynos_dp_set_analog_power_down(CH1_BLOCK, 1); + if (priv->lane_cnt == 1) + exynos_dp_set_analog_power_down(regs, CH1_BLOCK, 1); training_finished = 0; - edp_info->lt_info.lt_status = DP_LT_START; + priv->lt_info.lt_status = DP_LT_START; /* Process here */ while (!training_finished) { - switch (edp_info->lt_info.lt_status) { + switch (priv->lt_info.lt_status) { case DP_LT_START: - ret = exynos_dp_link_start(edp_info); + ret = exynos_dp_link_start(regs, priv); if (ret != EXYNOS_DP_SUCCESS) { printf("DP LT:link start failed\n"); return ret; } break; case DP_LT_CR: - ret = exynos_dp_process_clock_recovery(edp_info); + ret = exynos_dp_process_clock_recovery(regs, + priv); if (ret != EXYNOS_DP_SUCCESS) { printf("DP LT:clock recovery failed\n"); return ret; } break; case DP_LT_ET: - ret = exynos_dp_process_equalizer_training(edp_info); + ret = exynos_dp_process_equalizer_training(regs, + priv); if (ret != EXYNOS_DP_SUCCESS) { printf("DP LT:equalizer training failed\n"); return ret; @@ -730,71 +751,75 @@ static unsigned int exynos_dp_sw_link_training(struct edp_device_info *edp_info) return ret; } -static unsigned int exynos_dp_set_link_train(struct edp_device_info *edp_info) +static unsigned int exynos_dp_set_link_train(struct exynos_dp *regs, + struct exynos_dp_priv *priv) { unsigned int ret; - exynos_dp_init_training(); + exynos_dp_init_training(regs); - ret = exynos_dp_sw_link_training(edp_info); + ret = exynos_dp_sw_link_training(regs, priv); if (ret != EXYNOS_DP_SUCCESS) printf("DP dp_sw_link_training() failed\n"); return ret; } -static void exynos_dp_enable_scramble(unsigned int enable) +static void exynos_dp_enable_scramble(struct exynos_dp *regs, + unsigned int enable) { unsigned char data; if (enable) { - exynos_dp_enable_scrambling(DP_ENABLE); + exynos_dp_enable_scrambling(regs, DP_ENABLE); - exynos_dp_read_byte_from_dpcd(DPCD_TRAINING_PATTERN_SET, - &data); - exynos_dp_write_byte_to_dpcd(DPCD_TRAINING_PATTERN_SET, + exynos_dp_read_byte_from_dpcd(regs, + DPCD_TRAINING_PATTERN_SET, &data); + exynos_dp_write_byte_to_dpcd(regs, DPCD_TRAINING_PATTERN_SET, (u8)(data & ~DPCD_SCRAMBLING_DISABLED)); } else { - exynos_dp_enable_scrambling(DP_DISABLE); - exynos_dp_read_byte_from_dpcd(DPCD_TRAINING_PATTERN_SET, - &data); - exynos_dp_write_byte_to_dpcd(DPCD_TRAINING_PATTERN_SET, + exynos_dp_enable_scrambling(regs, DP_DISABLE); + exynos_dp_read_byte_from_dpcd(regs, + DPCD_TRAINING_PATTERN_SET, &data); + exynos_dp_write_byte_to_dpcd(regs, DPCD_TRAINING_PATTERN_SET, (u8)(data | DPCD_SCRAMBLING_DISABLED)); } } -static unsigned int exynos_dp_config_video(struct edp_device_info *edp_info) +static unsigned int exynos_dp_config_video(struct exynos_dp *regs, + struct exynos_dp_priv *priv) { unsigned int ret = 0; unsigned int retry_cnt; mdelay(1); - if (edp_info->video_info.master_mode) { + if (priv->video_info.master_mode) { printf("DP does not support master mode\n"); return -ENODEV; } else { /* debug slave */ - exynos_dp_config_video_slave_mode(&edp_info->video_info); + exynos_dp_config_video_slave_mode(regs, + &priv->video_info); } - exynos_dp_set_video_color_format(&edp_info->video_info); + exynos_dp_set_video_color_format(regs, &priv->video_info); - if (edp_info->video_info.bist_mode) { - if (exynos_dp_config_video_bist(edp_info) != 0) + if (priv->video_info.bist_mode) { + if (exynos_dp_config_video_bist(regs, priv) != 0) return -1; } - ret = exynos_dp_get_pll_lock_status(); + ret = exynos_dp_get_pll_lock_status(regs); if (ret != PLL_LOCKED) { printf("DP PLL is not locked yet\n"); return -EIO; } - if (edp_info->video_info.master_mode == 0) { + if (priv->video_info.master_mode == 0) { retry_cnt = 10; while (retry_cnt) { - ret = exynos_dp_is_slave_video_stream_clock_on(); + ret = exynos_dp_is_slave_video_stream_clock_on(regs); if (ret != EXYNOS_DP_SUCCESS) { if (retry_cnt == 0) { printf("DP stream_clock_on failed\n"); @@ -808,32 +833,34 @@ static unsigned int exynos_dp_config_video(struct edp_device_info *edp_info) } /* Set to use the register calculated M/N video */ - exynos_dp_set_video_cr_mn(CALCULATED_M, 0, 0); + exynos_dp_set_video_cr_mn(regs, CALCULATED_M, 0, 0); /* For video bist, Video timing must be generated by register */ - exynos_dp_set_video_timing_mode(VIDEO_TIMING_FROM_CAPTURE); + exynos_dp_set_video_timing_mode(regs, VIDEO_TIMING_FROM_CAPTURE); /* Enable video bist */ - if (edp_info->video_info.bist_pattern != COLOR_RAMP && - edp_info->video_info.bist_pattern != BALCK_WHITE_V_LINES && - edp_info->video_info.bist_pattern != COLOR_SQUARE) - exynos_dp_enable_video_bist(edp_info->video_info.bist_mode); + if (priv->video_info.bist_pattern != COLOR_RAMP && + priv->video_info.bist_pattern != BALCK_WHITE_V_LINES && + priv->video_info.bist_pattern != COLOR_SQUARE) + exynos_dp_enable_video_bist(regs, + priv->video_info.bist_mode); else - exynos_dp_enable_video_bist(DP_DISABLE); + exynos_dp_enable_video_bist(regs, DP_DISABLE); /* Disable video mute */ - exynos_dp_enable_video_mute(DP_DISABLE); + exynos_dp_enable_video_mute(regs, DP_DISABLE); /* Configure video Master or Slave mode */ - exynos_dp_enable_video_master(edp_info->video_info.master_mode); + exynos_dp_enable_video_master(regs, + priv->video_info.master_mode); /* Enable video */ - exynos_dp_start_video(); + exynos_dp_start_video(regs); - if (edp_info->video_info.master_mode == 0) { + if (priv->video_info.master_mode == 0) { retry_cnt = 100; while (retry_cnt) { - ret = exynos_dp_is_video_stream_on(); + ret = exynos_dp_is_video_stream_on(regs); if (ret != EXYNOS_DP_SUCCESS) { if (retry_cnt == 0) { printf("DP Timeout of video stream\n"); @@ -849,107 +876,184 @@ static unsigned int exynos_dp_config_video(struct edp_device_info *edp_info) return ret; } -int exynos_dp_parse_dt(const void *blob, struct edp_device_info *edp_info) +static int exynos_dp_ofdata_to_platdata(struct udevice *dev) { - unsigned int node = fdtdec_next_compatible(blob, 0, - COMPAT_SAMSUNG_EXYNOS5_DP); - if (node <= 0) { - debug("exynos_dp: Can't get device node for dp\n"); - return -ENODEV; + struct exynos_dp_priv *priv = dev_get_priv(dev); + const void *blob = gd->fdt_blob; + unsigned int node = dev->of_offset; + fdt_addr_t addr; + + addr = dev_get_addr(dev); + if (addr == FDT_ADDR_T_NONE) { + debug("Can't get the DP base address\n"); + return -EINVAL; } - - edp_info->disp_info.h_res = fdtdec_get_int(blob, node, + priv->regs = (struct exynos_dp *)addr; + priv->disp_info.h_res = fdtdec_get_int(blob, node, "samsung,h-res", 0); - edp_info->disp_info.h_sync_width = fdtdec_get_int(blob, node, + priv->disp_info.h_sync_width = fdtdec_get_int(blob, node, "samsung,h-sync-width", 0); - edp_info->disp_info.h_back_porch = fdtdec_get_int(blob, node, + priv->disp_info.h_back_porch = fdtdec_get_int(blob, node, "samsung,h-back-porch", 0); - edp_info->disp_info.h_front_porch = fdtdec_get_int(blob, node, + priv->disp_info.h_front_porch = fdtdec_get_int(blob, node, "samsung,h-front-porch", 0); - edp_info->disp_info.v_res = fdtdec_get_int(blob, node, + priv->disp_info.v_res = fdtdec_get_int(blob, node, "samsung,v-res", 0); - edp_info->disp_info.v_sync_width = fdtdec_get_int(blob, node, + priv->disp_info.v_sync_width = fdtdec_get_int(blob, node, "samsung,v-sync-width", 0); - edp_info->disp_info.v_back_porch = fdtdec_get_int(blob, node, + priv->disp_info.v_back_porch = fdtdec_get_int(blob, node, "samsung,v-back-porch", 0); - edp_info->disp_info.v_front_porch = fdtdec_get_int(blob, node, + priv->disp_info.v_front_porch = fdtdec_get_int(blob, node, "samsung,v-front-porch", 0); - edp_info->disp_info.v_sync_rate = fdtdec_get_int(blob, node, + priv->disp_info.v_sync_rate = fdtdec_get_int(blob, node, "samsung,v-sync-rate", 0); - edp_info->lt_info.lt_status = fdtdec_get_int(blob, node, + priv->lt_info.lt_status = fdtdec_get_int(blob, node, "samsung,lt-status", 0); - edp_info->video_info.master_mode = fdtdec_get_int(blob, node, + priv->video_info.master_mode = fdtdec_get_int(blob, node, "samsung,master-mode", 0); - edp_info->video_info.bist_mode = fdtdec_get_int(blob, node, + priv->video_info.bist_mode = fdtdec_get_int(blob, node, "samsung,bist-mode", 0); - edp_info->video_info.bist_pattern = fdtdec_get_int(blob, node, + priv->video_info.bist_pattern = fdtdec_get_int(blob, node, "samsung,bist-pattern", 0); - edp_info->video_info.h_sync_polarity = fdtdec_get_int(blob, node, + priv->video_info.h_sync_polarity = fdtdec_get_int(blob, node, "samsung,h-sync-polarity", 0); - edp_info->video_info.v_sync_polarity = fdtdec_get_int(blob, node, + priv->video_info.v_sync_polarity = fdtdec_get_int(blob, node, "samsung,v-sync-polarity", 0); - edp_info->video_info.interlaced = fdtdec_get_int(blob, node, + priv->video_info.interlaced = fdtdec_get_int(blob, node, "samsung,interlaced", 0); - edp_info->video_info.color_space = fdtdec_get_int(blob, node, + priv->video_info.color_space = fdtdec_get_int(blob, node, "samsung,color-space", 0); - edp_info->video_info.dynamic_range = fdtdec_get_int(blob, node, + priv->video_info.dynamic_range = fdtdec_get_int(blob, node, "samsung,dynamic-range", 0); - edp_info->video_info.ycbcr_coeff = fdtdec_get_int(blob, node, + priv->video_info.ycbcr_coeff = fdtdec_get_int(blob, node, "samsung,ycbcr-coeff", 0); - edp_info->video_info.color_depth = fdtdec_get_int(blob, node, + priv->video_info.color_depth = fdtdec_get_int(blob, node, "samsung,color-depth", 0); return 0; } -unsigned int exynos_init_dp(void) +static int exynos_dp_bridge_init(struct udevice *dev) { - unsigned int ret; - struct edp_device_info *edp_info; + const int max_tries = 10; + int num_tries; + int ret; + + debug("%s\n", __func__); + ret = video_bridge_attach(dev); + if (ret) { + debug("video bridge init failed: %d\n", ret); + return ret; + } + + /* + * We need to wait for 90ms after bringing up the bridge since there + * is a phantom "high" on the HPD chip during its bootup. The phantom + * high comes within 7ms of de-asserting PD and persists for at least + * 15ms. The real high comes roughly 50ms after PD is de-asserted. The + * phantom high makes it hard for us to know when the NXP chip is up. + */ + mdelay(90); + + for (num_tries = 0; num_tries < max_tries; num_tries++) { + /* Check HPD. If it's high, or we don't have it, all is well */ + ret = video_bridge_check_attached(dev); + if (!ret || ret == -ENOENT) + return 0; + + debug("%s: eDP bridge failed to come up; try %d of %d\n", + __func__, num_tries, max_tries); + } + + /* Immediately go into bridge reset if the hp line is not high */ + return -EIO; +} + +static int exynos_dp_bridge_setup(const void *blob) +{ + const int max_tries = 2; + int num_tries; + struct udevice *dev; + int ret; - edp_info = kzalloc(sizeof(struct edp_device_info), GFP_KERNEL); - if (!edp_info) { - debug("failed to allocate edp device object.\n"); - return -EFAULT; + /* Configure I2C registers for Parade bridge */ + ret = uclass_get_device(UCLASS_VIDEO_BRIDGE, 0, &dev); + if (ret) { + debug("video bridge init failed: %d\n", ret); + return ret; } - if (exynos_dp_parse_dt(gd->fdt_blob, edp_info)) - debug("unable to parse DP DT node\n"); + if (strncmp(dev->driver->name, "parade", 6)) { + /* Mux HPHPD to the special hotplug detect mode */ + exynos_pinmux_config(PERIPH_ID_DPHPD, 0); + } - exynos_dp_set_base_addr(); + for (num_tries = 0; num_tries < max_tries; num_tries++) { + ret = exynos_dp_bridge_init(dev); + if (!ret) + return 0; + if (num_tries == max_tries - 1) + break; - exynos_dp_disp_info(&edp_info->disp_info); + /* + * If we're here, the bridge chip failed to initialise. + * Power down the bridge in an attempt to reset. + */ + video_bridge_set_active(dev, false); + + /* + * Arbitrarily wait 300ms here with DP_N low. Don't know for + * sure how long we should wait, but we're being paranoid. + */ + mdelay(300); + } - exynos_set_dp_phy(1); + return ret; +} +int exynos_dp_enable(struct udevice *dev, int panel_bpp, + const struct display_timing *timing) +{ + struct exynos_dp_priv *priv = dev_get_priv(dev); + struct exynos_dp *regs = priv->regs; + unsigned int ret; + + debug("%s: start\n", __func__); + exynos_dp_disp_info(&priv->disp_info); + + ret = exynos_dp_bridge_setup(gd->fdt_blob); + if (ret && ret != -ENODEV) + printf("LCD bridge failed to enable: %d\n", ret); - ret = exynos_dp_init_dp(); + exynos_dp_phy_ctrl(1); + + ret = exynos_dp_init_dp(regs); if (ret != EXYNOS_DP_SUCCESS) { printf("DP exynos_dp_init_dp() failed\n"); return ret; } - ret = exynos_dp_handle_edid(edp_info); + ret = exynos_dp_handle_edid(regs, priv); if (ret != EXYNOS_DP_SUCCESS) { printf("EDP handle_edid fail\n"); return ret; } - ret = exynos_dp_set_link_train(edp_info); + ret = exynos_dp_set_link_train(regs, priv); if (ret != EXYNOS_DP_SUCCESS) { printf("DP link training fail\n"); return ret; } - exynos_dp_enable_scramble(DP_ENABLE); - exynos_dp_enable_rx_to_enhanced_mode(DP_ENABLE); - exynos_dp_enable_enhanced_mode(DP_ENABLE); + exynos_dp_enable_scramble(regs, DP_ENABLE); + exynos_dp_enable_rx_to_enhanced_mode(regs, DP_ENABLE); + exynos_dp_enable_enhanced_mode(regs, DP_ENABLE); - exynos_dp_set_link_bandwidth(edp_info->lane_bw); - exynos_dp_set_lane_count(edp_info->lane_cnt); + exynos_dp_set_link_bandwidth(regs, priv->lane_bw); + exynos_dp_set_lane_count(regs, priv->lane_cnt); - exynos_dp_init_video(); - ret = exynos_dp_config_video(edp_info); + exynos_dp_init_video(regs); + ret = exynos_dp_config_video(regs, priv); if (ret != EXYNOS_DP_SUCCESS) { printf("Exynos DP init failed\n"); return ret; @@ -959,3 +1063,22 @@ unsigned int exynos_init_dp(void) return ret; } + + +static const struct dm_display_ops exynos_dp_ops = { + .enable = exynos_dp_enable, +}; + +static const struct udevice_id exynos_dp_ids[] = { + { .compatible = "samsung,exynos5-dp" }, + { } +}; + +U_BOOT_DRIVER(exynos_dp) = { + .name = "eexynos_dp", + .id = UCLASS_DISPLAY, + .of_match = exynos_dp_ids, + .ops = &exynos_dp_ops, + .ofdata_to_platdata = exynos_dp_ofdata_to_platdata, + .priv_auto_alloc_size = sizeof(struct exynos_dp_priv), +}; diff --git a/drivers/video/exynos_dp_lowlevel.c b/drivers/video/exynos/exynos_dp_lowlevel.c index acb5bc8..f978473 100644 --- a/drivers/video/exynos_dp_lowlevel.c +++ b/drivers/video/exynos/exynos_dp_lowlevel.c @@ -14,30 +14,13 @@ #include <asm/arch/dp.h> #include <fdtdec.h> #include <libfdt.h> +#include "exynos_dp_lowlevel.h" /* Declare global data pointer */ DECLARE_GLOBAL_DATA_PTR; -struct exynos_dp *dp_regs; - -void exynos_dp_set_base_addr(void) -{ -#if CONFIG_IS_ENABLED(OF_CONTROL) - unsigned int node = fdtdec_next_compatible(gd->fdt_blob, - 0, COMPAT_SAMSUNG_EXYNOS5_DP); - if (node <= 0) - debug("exynos_dp: Can't get device node for dp\n"); - - dp_regs = (struct exynos_dp *)fdtdec_get_addr(gd->fdt_blob, - node, "reg"); - if (dp_regs == NULL) - debug("Can't get the DP base address\n"); -#else - dp_regs = (struct exynos_dp *)samsung_get_base_dp(); -#endif -} - -static void exynos_dp_enable_video_input(unsigned int enable) +static void exynos_dp_enable_video_input(struct exynos_dp *dp_regs, + unsigned int enable) { unsigned int reg; @@ -53,7 +36,7 @@ static void exynos_dp_enable_video_input(unsigned int enable) return; } -void exynos_dp_enable_video_bist(unsigned int enable) +void exynos_dp_enable_video_bist(struct exynos_dp *dp_regs, unsigned int enable) { /* enable video bist */ unsigned int reg; @@ -70,7 +53,7 @@ void exynos_dp_enable_video_bist(unsigned int enable) return; } -void exynos_dp_enable_video_mute(unsigned int enable) +void exynos_dp_enable_video_mute(struct exynos_dp *dp_regs, unsigned int enable) { unsigned int reg; @@ -85,7 +68,7 @@ void exynos_dp_enable_video_mute(unsigned int enable) } -static void exynos_dp_init_analog_param(void) +static void exynos_dp_init_analog_param(struct exynos_dp *dp_regs) { unsigned int reg; @@ -134,7 +117,7 @@ static void exynos_dp_init_analog_param(void) writel(reg, &dp_regs->pll_ctl); } -static void exynos_dp_init_interrupt(void) +static void exynos_dp_init_interrupt(struct exynos_dp *dp_regs) { /* Set interrupt registers to initial states */ @@ -161,16 +144,16 @@ static void exynos_dp_init_interrupt(void) writel(0x00, &dp_regs->int_sta_mask); } -void exynos_dp_reset(void) +void exynos_dp_reset(struct exynos_dp *dp_regs) { unsigned int reg_func_1; /* dp tx sw reset */ writel(RESET_DP_TX, &dp_regs->tx_sw_reset); - exynos_dp_enable_video_input(DP_DISABLE); - exynos_dp_enable_video_bist(DP_DISABLE); - exynos_dp_enable_video_mute(DP_DISABLE); + exynos_dp_enable_video_input(dp_regs, DP_DISABLE); + exynos_dp_enable_video_bist(dp_regs, DP_DISABLE); + exynos_dp_enable_video_mute(dp_regs, DP_DISABLE); /* software reset */ reg_func_1 = MASTER_VID_FUNC_EN_N | SLAVE_VID_FUNC_EN_N | @@ -182,13 +165,13 @@ void exynos_dp_reset(void) mdelay(1); - exynos_dp_init_analog_param(); - exynos_dp_init_interrupt(); + exynos_dp_init_analog_param(dp_regs); + exynos_dp_init_interrupt(dp_regs); return; } -void exynos_dp_enable_sw_func(unsigned int enable) +void exynos_dp_enable_sw_func(struct exynos_dp *dp_regs, unsigned int enable) { unsigned int reg; @@ -203,7 +186,8 @@ void exynos_dp_enable_sw_func(unsigned int enable) return; } -unsigned int exynos_dp_set_analog_power_down(unsigned int block, u32 enable) +unsigned int exynos_dp_set_analog_power_down(struct exynos_dp *dp_regs, + unsigned int block, u32 enable) { unsigned int reg; @@ -256,7 +240,7 @@ unsigned int exynos_dp_set_analog_power_down(unsigned int block, u32 enable) return 0; } -unsigned int exynos_dp_get_pll_lock_status(void) +unsigned int exynos_dp_get_pll_lock_status(struct exynos_dp *dp_regs) { unsigned int reg; @@ -268,7 +252,8 @@ unsigned int exynos_dp_get_pll_lock_status(void) return PLL_UNLOCKED; } -static void exynos_dp_set_pll_power(unsigned int enable) +static void exynos_dp_set_pll_power(struct exynos_dp *dp_regs, + unsigned int enable) { unsigned int reg; @@ -281,14 +266,14 @@ static void exynos_dp_set_pll_power(unsigned int enable) writel(reg, &dp_regs->pll_ctl); } -int exynos_dp_init_analog_func(void) +int exynos_dp_init_analog_func(struct exynos_dp *dp_regs) { int ret = EXYNOS_DP_SUCCESS; unsigned int retry_cnt = 10; unsigned int reg; /* Power On All Analog block */ - exynos_dp_set_analog_power_down(POWER_ALL, DP_DISABLE); + exynos_dp_set_analog_power_down(dp_regs, POWER_ALL, DP_DISABLE); reg = PLL_LOCK_CHG; writel(reg, &dp_regs->common_int_sta1); @@ -309,9 +294,9 @@ int exynos_dp_init_analog_func(void) reg &= ~(DP_PLL_RESET); writel(reg, &dp_regs->pll_ctl); - exynos_dp_set_pll_power(DP_ENABLE); + exynos_dp_set_pll_power(dp_regs, DP_ENABLE); - while (exynos_dp_get_pll_lock_status() == PLL_UNLOCKED) { + while (exynos_dp_get_pll_lock_status(dp_regs) == PLL_UNLOCKED) { mdelay(1); retry_cnt--; if (retry_cnt == 0) { @@ -332,7 +317,7 @@ int exynos_dp_init_analog_func(void) return ret; } -void exynos_dp_init_hpd(void) +void exynos_dp_init_hpd(struct exynos_dp *dp_regs) { unsigned int reg; @@ -350,7 +335,7 @@ void exynos_dp_init_hpd(void) return; } -static inline void exynos_dp_reset_aux(void) +static inline void exynos_dp_reset_aux(struct exynos_dp *dp_regs) { unsigned int reg; @@ -362,7 +347,7 @@ static inline void exynos_dp_reset_aux(void) return; } -void exynos_dp_init_aux(void) +void exynos_dp_init_aux(struct exynos_dp *dp_regs) { unsigned int reg; @@ -370,7 +355,7 @@ void exynos_dp_init_aux(void) reg = RPLY_RECEIV | AUX_ERR; writel(reg, &dp_regs->int_sta); - exynos_dp_reset_aux(); + exynos_dp_reset_aux(dp_regs); /* Disable AUX transaction H/W retry */ reg = AUX_BIT_PERIOD_EXPECTED_DELAY(3) | AUX_HW_RETRY_COUNT_SEL(3)| @@ -389,7 +374,7 @@ void exynos_dp_init_aux(void) return; } -void exynos_dp_config_interrupt(void) +void exynos_dp_config_interrupt(struct exynos_dp *dp_regs) { unsigned int reg; @@ -412,7 +397,7 @@ void exynos_dp_config_interrupt(void) return; } -unsigned int exynos_dp_get_plug_in_status(void) +unsigned int exynos_dp_get_plug_in_status(struct exynos_dp *dp_regs) { unsigned int reg; @@ -423,13 +408,13 @@ unsigned int exynos_dp_get_plug_in_status(void) return -1; } -unsigned int exynos_dp_detect_hpd(void) +unsigned int exynos_dp_detect_hpd(struct exynos_dp *dp_regs) { int timeout_loop = DP_TIMEOUT_LOOP_COUNT; mdelay(2); - while (exynos_dp_get_plug_in_status() != 0) { + while (exynos_dp_get_plug_in_status(dp_regs) != 0) { if (timeout_loop == 0) return -EINVAL; mdelay(10); @@ -439,7 +424,7 @@ unsigned int exynos_dp_detect_hpd(void) return EXYNOS_DP_SUCCESS; } -unsigned int exynos_dp_start_aux_transaction(void) +unsigned int exynos_dp_start_aux_transaction(struct exynos_dp *dp_regs) { unsigned int reg; unsigned int ret = 0; @@ -488,8 +473,9 @@ unsigned int exynos_dp_start_aux_transaction(void) return EXYNOS_DP_SUCCESS; } -unsigned int exynos_dp_write_byte_to_dpcd(unsigned int reg_addr, - unsigned char data) +unsigned int exynos_dp_write_byte_to_dpcd(struct exynos_dp *dp_regs, + unsigned int reg_addr, + unsigned char data) { unsigned int reg, ret; @@ -518,7 +504,7 @@ unsigned int exynos_dp_write_byte_to_dpcd(unsigned int reg_addr, writel(reg, &dp_regs->aux_ch_ctl1); /* Start AUX transaction */ - ret = exynos_dp_start_aux_transaction(); + ret = exynos_dp_start_aux_transaction(dp_regs); if (ret != EXYNOS_DP_SUCCESS) { printf("DP Aux transaction failed\n"); return ret; @@ -527,8 +513,9 @@ unsigned int exynos_dp_write_byte_to_dpcd(unsigned int reg_addr, return ret; } -unsigned int exynos_dp_read_byte_from_dpcd(unsigned int reg_addr, - unsigned char *data) +unsigned int exynos_dp_read_byte_from_dpcd(struct exynos_dp *dp_regs, + unsigned int reg_addr, + unsigned char *data) { unsigned int reg; int retval; @@ -554,7 +541,7 @@ unsigned int exynos_dp_read_byte_from_dpcd(unsigned int reg_addr, writel(reg, &dp_regs->aux_ch_ctl1); /* Start AUX transaction */ - retval = exynos_dp_start_aux_transaction(); + retval = exynos_dp_start_aux_transaction(dp_regs); if (!retval) debug("DP Aux Transaction fail!\n"); @@ -565,9 +552,10 @@ unsigned int exynos_dp_read_byte_from_dpcd(unsigned int reg_addr, return retval; } -unsigned int exynos_dp_write_bytes_to_dpcd(unsigned int reg_addr, - unsigned int count, - unsigned char data[]) +unsigned int exynos_dp_write_bytes_to_dpcd(struct exynos_dp *dp_regs, + unsigned int reg_addr, + unsigned int count, + unsigned char data[]) { unsigned int reg; unsigned int start_offset; @@ -614,7 +602,7 @@ unsigned int exynos_dp_write_bytes_to_dpcd(unsigned int reg_addr, writel(reg, &dp_regs->aux_ch_ctl1); /* Start AUX transaction */ - ret = exynos_dp_start_aux_transaction(); + ret = exynos_dp_start_aux_transaction(dp_regs); if (ret != EXYNOS_DP_SUCCESS) { if (retry_cnt == 0) { printf("DP Aux Transaction failed\n"); @@ -630,9 +618,10 @@ unsigned int exynos_dp_write_bytes_to_dpcd(unsigned int reg_addr, return ret; } -unsigned int exynos_dp_read_bytes_from_dpcd(unsigned int reg_addr, - unsigned int count, - unsigned char data[]) +unsigned int exynos_dp_read_bytes_from_dpcd(struct exynos_dp *dp_regs, + unsigned int reg_addr, + unsigned int count, + unsigned char data[]) { unsigned int reg; unsigned int start_offset; @@ -672,7 +661,7 @@ unsigned int exynos_dp_read_bytes_from_dpcd(unsigned int reg_addr, writel(reg, &dp_regs->aux_ch_ctl1); /* Start AUX transaction */ - ret = exynos_dp_start_aux_transaction(); + ret = exynos_dp_start_aux_transaction(dp_regs); if (ret != EXYNOS_DP_SUCCESS) { if (retry_cnt == 0) { printf("DP Aux Transaction failed\n"); @@ -696,8 +685,8 @@ unsigned int exynos_dp_read_bytes_from_dpcd(unsigned int reg_addr, return ret; } -int exynos_dp_select_i2c_device(unsigned int device_addr, - unsigned int reg_addr) +int exynos_dp_select_i2c_device(struct exynos_dp *dp_regs, + unsigned int device_addr, unsigned int reg_addr) { unsigned int reg; int retval; @@ -721,16 +710,16 @@ int exynos_dp_select_i2c_device(unsigned int device_addr, writel(reg, &dp_regs->aux_ch_ctl1); /* Start AUX transaction */ - retval = exynos_dp_start_aux_transaction(); + retval = exynos_dp_start_aux_transaction(dp_regs); if (retval != 0) printf("%s: DP Aux Transaction fail!\n", __func__); return retval; } -int exynos_dp_read_byte_from_i2c(unsigned int device_addr, - unsigned int reg_addr, - unsigned int *data) +int exynos_dp_read_byte_from_i2c(struct exynos_dp *dp_regs, + unsigned int device_addr, + unsigned int reg_addr, unsigned int *data) { unsigned int reg; int i; @@ -742,7 +731,8 @@ int exynos_dp_read_byte_from_i2c(unsigned int device_addr, writel(reg, &dp_regs->buffer_data_ctl); /* Select EDID device */ - retval = exynos_dp_select_i2c_device(device_addr, reg_addr); + retval = exynos_dp_select_i2c_device(dp_regs, device_addr, + reg_addr); if (retval != 0) { printf("DP Select EDID device fail. retry !\n"); continue; @@ -758,7 +748,7 @@ int exynos_dp_read_byte_from_i2c(unsigned int device_addr, writel(reg, &dp_regs->aux_ch_ctl1); /* Start AUX transaction */ - retval = exynos_dp_start_aux_transaction(); + retval = exynos_dp_start_aux_transaction(dp_regs); if (retval != EXYNOS_DP_SUCCESS) printf("%s: DP Aux Transaction fail!\n", __func__); } @@ -770,8 +760,10 @@ int exynos_dp_read_byte_from_i2c(unsigned int device_addr, return retval; } -int exynos_dp_read_bytes_from_i2c(unsigned int device_addr, - unsigned int reg_addr, unsigned int count, unsigned char edid[]) +int exynos_dp_read_bytes_from_i2c(struct exynos_dp *dp_regs, + unsigned int device_addr, + unsigned int reg_addr, unsigned int count, + unsigned char edid[]) { unsigned int reg; unsigned int i, j; @@ -795,9 +787,8 @@ int exynos_dp_read_bytes_from_i2c(unsigned int device_addr, * request without sending addres */ if (!defer) - retval = - exynos_dp_select_i2c_device(device_addr, - reg_addr + i); + retval = exynos_dp_select_i2c_device( + dp_regs, device_addr, reg_addr + i); else defer = 0; @@ -813,7 +804,8 @@ int exynos_dp_read_bytes_from_i2c(unsigned int device_addr, writel(reg, &dp_regs->aux_ch_ctl1); /* Start AUX transaction */ - retval = exynos_dp_start_aux_transaction(); + retval = exynos_dp_start_aux_transaction( + dp_regs); if (retval == 0) break; else @@ -838,7 +830,7 @@ int exynos_dp_read_bytes_from_i2c(unsigned int device_addr, return retval; } -void exynos_dp_reset_macro(void) +void exynos_dp_reset_macro(struct exynos_dp *dp_regs) { unsigned int reg; @@ -853,7 +845,8 @@ void exynos_dp_reset_macro(void) writel(reg, &dp_regs->phy_test); } -void exynos_dp_set_link_bandwidth(unsigned char bwtype) +void exynos_dp_set_link_bandwidth(struct exynos_dp *dp_regs, + unsigned char bwtype) { unsigned int reg; @@ -864,7 +857,7 @@ void exynos_dp_set_link_bandwidth(unsigned char bwtype) writel(reg, &dp_regs->link_bw_set); } -unsigned char exynos_dp_get_link_bandwidth(void) +unsigned char exynos_dp_get_link_bandwidth(struct exynos_dp *dp_regs) { unsigned char ret; unsigned int reg; @@ -875,7 +868,7 @@ unsigned char exynos_dp_get_link_bandwidth(void) return ret; } -void exynos_dp_set_lane_count(unsigned char count) +void exynos_dp_set_lane_count(struct exynos_dp *dp_regs, unsigned char count) { unsigned int reg; @@ -886,7 +879,7 @@ void exynos_dp_set_lane_count(unsigned char count) writel(reg, &dp_regs->lane_count_set); } -unsigned int exynos_dp_get_lane_count(void) +unsigned int exynos_dp_get_lane_count(struct exynos_dp *dp_regs) { unsigned int reg; @@ -895,7 +888,8 @@ unsigned int exynos_dp_get_lane_count(void) return reg; } -unsigned char exynos_dp_get_lanex_pre_emphasis(unsigned char lanecnt) +unsigned char exynos_dp_get_lanex_pre_emphasis(struct exynos_dp *dp_regs, + unsigned char lanecnt) { unsigned int reg_list[DP_LANE_CNT_4] = { (unsigned int)&dp_regs->ln0_link_training_ctl, @@ -907,8 +901,9 @@ unsigned char exynos_dp_get_lanex_pre_emphasis(unsigned char lanecnt) return readl(reg_list[lanecnt]); } -void exynos_dp_set_lanex_pre_emphasis(unsigned char request_val, - unsigned char lanecnt) +void exynos_dp_set_lanex_pre_emphasis(struct exynos_dp *dp_regs, + unsigned char request_val, + unsigned char lanecnt) { unsigned int reg_list[DP_LANE_CNT_4] = { (unsigned int)&dp_regs->ln0_link_training_ctl, @@ -920,7 +915,8 @@ void exynos_dp_set_lanex_pre_emphasis(unsigned char request_val, writel(request_val, reg_list[lanecnt]); } -void exynos_dp_set_lane_pre_emphasis(unsigned int level, unsigned char lanecnt) +void exynos_dp_set_lane_pre_emphasis(struct exynos_dp *dp_regs, + unsigned int level, unsigned char lanecnt) { unsigned char i; unsigned int reg; @@ -943,7 +939,8 @@ void exynos_dp_set_lane_pre_emphasis(unsigned int level, unsigned char lanecnt) } } -void exynos_dp_set_training_pattern(unsigned int pattern) +void exynos_dp_set_training_pattern(struct exynos_dp *dp_regs, + unsigned int pattern) { unsigned int reg = 0; @@ -971,7 +968,8 @@ void exynos_dp_set_training_pattern(unsigned int pattern) writel(reg, &dp_regs->training_ptn_set); } -void exynos_dp_enable_enhanced_mode(unsigned char enable) +void exynos_dp_enable_enhanced_mode(struct exynos_dp *dp_regs, + unsigned char enable) { unsigned int reg; @@ -984,7 +982,7 @@ void exynos_dp_enable_enhanced_mode(unsigned char enable) writel(reg, &dp_regs->sys_ctl4); } -void exynos_dp_enable_scrambling(unsigned int enable) +void exynos_dp_enable_scrambling(struct exynos_dp *dp_regs, unsigned int enable) { unsigned int reg; @@ -997,7 +995,7 @@ void exynos_dp_enable_scrambling(unsigned int enable) writel(reg, &dp_regs->training_ptn_set); } -int exynos_dp_init_video(void) +int exynos_dp_init_video(struct exynos_dp *dp_regs) { unsigned int reg; @@ -1012,7 +1010,8 @@ int exynos_dp_init_video(void) return 0; } -void exynos_dp_config_video_slave_mode(struct edp_video_info *video_info) +void exynos_dp_config_video_slave_mode(struct exynos_dp *dp_regs, + struct edp_video_info *video_info) { unsigned int reg; @@ -1045,7 +1044,8 @@ void exynos_dp_config_video_slave_mode(struct edp_video_info *video_info) writel(reg, &dp_regs->soc_general_ctl); } -void exynos_dp_set_video_color_format(struct edp_video_info *video_info) +void exynos_dp_set_video_color_format(struct exynos_dp *dp_regs, + struct edp_video_info *video_info) { unsigned int reg; @@ -1065,49 +1065,47 @@ void exynos_dp_set_video_color_format(struct edp_video_info *video_info) writel(reg, &dp_regs->video_ctl3); } -int exynos_dp_config_video_bist(struct edp_device_info *edp_info) +int exynos_dp_config_video_bist(struct exynos_dp *dp_regs, + struct exynos_dp_priv *priv) { unsigned int reg; unsigned int bist_type = 0; - struct edp_video_info video_info = edp_info->video_info; + struct edp_video_info video_info = priv->video_info; /* For master mode, you don't need to set the video format */ if (video_info.master_mode == 0) { - writel(TOTAL_LINE_CFG_L(edp_info->disp_info.v_total), - &dp_regs->total_ln_cfg_l); - writel(TOTAL_LINE_CFG_H(edp_info->disp_info.v_total), - &dp_regs->total_ln_cfg_h); - writel(ACTIVE_LINE_CFG_L(edp_info->disp_info.v_res), - &dp_regs->active_ln_cfg_l); - writel(ACTIVE_LINE_CFG_H(edp_info->disp_info.v_res), - &dp_regs->active_ln_cfg_h); - writel(edp_info->disp_info.v_sync_width, - &dp_regs->vsw_cfg); - writel(edp_info->disp_info.v_back_porch, - &dp_regs->vbp_cfg); - writel(edp_info->disp_info.v_front_porch, - &dp_regs->vfp_cfg); - - writel(TOTAL_PIXEL_CFG_L(edp_info->disp_info.h_total), - &dp_regs->total_pix_cfg_l); - writel(TOTAL_PIXEL_CFG_H(edp_info->disp_info.h_total), - &dp_regs->total_pix_cfg_h); - writel(ACTIVE_PIXEL_CFG_L(edp_info->disp_info.h_res), - &dp_regs->active_pix_cfg_l); - writel(ACTIVE_PIXEL_CFG_H(edp_info->disp_info.h_res), - &dp_regs->active_pix_cfg_h); - writel(H_F_PORCH_CFG_L(edp_info->disp_info.h_front_porch), - &dp_regs->hfp_cfg_l); - writel(H_F_PORCH_CFG_H(edp_info->disp_info.h_front_porch), - &dp_regs->hfp_cfg_h); - writel(H_SYNC_PORCH_CFG_L(edp_info->disp_info.h_sync_width), - &dp_regs->hsw_cfg_l); - writel(H_SYNC_PORCH_CFG_H(edp_info->disp_info.h_sync_width), - &dp_regs->hsw_cfg_h); - writel(H_B_PORCH_CFG_L(edp_info->disp_info.h_back_porch), - &dp_regs->hbp_cfg_l); - writel(H_B_PORCH_CFG_H(edp_info->disp_info.h_back_porch), - &dp_regs->hbp_cfg_h); + writel(TOTAL_LINE_CFG_L(priv->disp_info.v_total), + &dp_regs->total_ln_cfg_l); + writel(TOTAL_LINE_CFG_H(priv->disp_info.v_total), + &dp_regs->total_ln_cfg_h); + writel(ACTIVE_LINE_CFG_L(priv->disp_info.v_res), + &dp_regs->active_ln_cfg_l); + writel(ACTIVE_LINE_CFG_H(priv->disp_info.v_res), + &dp_regs->active_ln_cfg_h); + writel(priv->disp_info.v_sync_width, &dp_regs->vsw_cfg); + writel(priv->disp_info.v_back_porch, &dp_regs->vbp_cfg); + writel(priv->disp_info.v_front_porch, &dp_regs->vfp_cfg); + + writel(TOTAL_PIXEL_CFG_L(priv->disp_info.h_total), + &dp_regs->total_pix_cfg_l); + writel(TOTAL_PIXEL_CFG_H(priv->disp_info.h_total), + &dp_regs->total_pix_cfg_h); + writel(ACTIVE_PIXEL_CFG_L(priv->disp_info.h_res), + &dp_regs->active_pix_cfg_l); + writel(ACTIVE_PIXEL_CFG_H(priv->disp_info.h_res), + &dp_regs->active_pix_cfg_h); + writel(H_F_PORCH_CFG_L(priv->disp_info.h_front_porch), + &dp_regs->hfp_cfg_l); + writel(H_F_PORCH_CFG_H(priv->disp_info.h_front_porch), + &dp_regs->hfp_cfg_h); + writel(H_SYNC_PORCH_CFG_L(priv->disp_info.h_sync_width), + &dp_regs->hsw_cfg_l); + writel(H_SYNC_PORCH_CFG_H(priv->disp_info.h_sync_width), + &dp_regs->hsw_cfg_h); + writel(H_B_PORCH_CFG_L(priv->disp_info.h_back_porch), + &dp_regs->hbp_cfg_l); + writel(H_B_PORCH_CFG_H(priv->disp_info.h_back_porch), + &dp_regs->hbp_cfg_h); /* * Set SLAVE_I_SCAN_CFG[2], VSYNC_P_CFG[1], @@ -1155,7 +1153,7 @@ int exynos_dp_config_video_bist(struct edp_device_info *edp_info) return 0; } -unsigned int exynos_dp_is_slave_video_stream_clock_on(void) +unsigned int exynos_dp_is_slave_video_stream_clock_on(struct exynos_dp *dp_regs) { unsigned int reg; @@ -1173,8 +1171,8 @@ unsigned int exynos_dp_is_slave_video_stream_clock_on(void) return EXYNOS_DP_SUCCESS; } -void exynos_dp_set_video_cr_mn(unsigned int type, unsigned int m_value, - unsigned int n_value) +void exynos_dp_set_video_cr_mn(struct exynos_dp *dp_regs, unsigned int type, + unsigned int m_value, unsigned int n_value) { unsigned int reg; @@ -1202,7 +1200,8 @@ void exynos_dp_set_video_cr_mn(unsigned int type, unsigned int m_value, } } -void exynos_dp_set_video_timing_mode(unsigned int type) +void exynos_dp_set_video_timing_mode(struct exynos_dp *dp_regs, + unsigned int type) { unsigned int reg; @@ -1215,7 +1214,8 @@ void exynos_dp_set_video_timing_mode(unsigned int type) writel(reg, &dp_regs->video_ctl10); } -void exynos_dp_enable_video_master(unsigned int enable) +void exynos_dp_enable_video_master(struct exynos_dp *dp_regs, + unsigned int enable) { unsigned int reg; @@ -1231,7 +1231,7 @@ void exynos_dp_enable_video_master(unsigned int enable) writel(reg, &dp_regs->soc_general_ctl); } -void exynos_dp_start_video(void) +void exynos_dp_start_video(struct exynos_dp *dp_regs) { unsigned int reg; @@ -1241,7 +1241,7 @@ void exynos_dp_start_video(void) writel(reg, &dp_regs->video_ctl1); } -unsigned int exynos_dp_is_video_stream_on(void) +unsigned int exynos_dp_is_video_stream_on(struct exynos_dp *dp_regs) { unsigned int reg; diff --git a/drivers/video/exynos/exynos_dp_lowlevel.h b/drivers/video/exynos/exynos_dp_lowlevel.h new file mode 100644 index 0000000..e4c867e --- /dev/null +++ b/drivers/video/exynos/exynos_dp_lowlevel.h @@ -0,0 +1,89 @@ +/* + * Copyright (C) 2012 Samsung Electronics + * + * Author: Donghwa Lee <dh09.lee@samsung.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _EXYNOS_EDP_LOWLEVEL_H +#define _EXYNOS_EDP_LOWLEVEL_H + +void exynos_dp_enable_video_bist(struct exynos_dp *dp_regs, + unsigned int enable); +void exynos_dp_enable_video_mute(struct exynos_dp *dp_regs, + unsigned int enable); +void exynos_dp_reset(struct exynos_dp *dp_regs); +void exynos_dp_enable_sw_func(struct exynos_dp *dp_regs, unsigned int enable); +unsigned int exynos_dp_set_analog_power_down(struct exynos_dp *dp_regs, + unsigned int block, u32 enable); +unsigned int exynos_dp_get_pll_lock_status(struct exynos_dp *dp_regs); +int exynos_dp_init_analog_func(struct exynos_dp *dp_regs); +void exynos_dp_init_hpd(struct exynos_dp *dp_regs); +void exynos_dp_init_aux(struct exynos_dp *dp_regs); +void exynos_dp_config_interrupt(struct exynos_dp *dp_regs); +unsigned int exynos_dp_get_plug_in_status(struct exynos_dp *dp_regs); +unsigned int exynos_dp_detect_hpd(struct exynos_dp *dp_regs); +unsigned int exynos_dp_start_aux_transaction(struct exynos_dp *dp_regs); +unsigned int exynos_dp_write_byte_to_dpcd(struct exynos_dp *dp_regs, + unsigned int reg_addr, + unsigned char data); +unsigned int exynos_dp_read_byte_from_dpcd(struct exynos_dp *dp_regs, + unsigned int reg_addr, + unsigned char *data); +unsigned int exynos_dp_write_bytes_to_dpcd(struct exynos_dp *dp_regs, + unsigned int reg_addr, + unsigned int count, + unsigned char data[]); +unsigned int exynos_dp_read_bytes_from_dpcd(struct exynos_dp *dp_regs, + unsigned int reg_addr, + unsigned int count, + unsigned char data[]); +int exynos_dp_select_i2c_device(struct exynos_dp *dp_regs, + unsigned int device_addr, + unsigned int reg_addr); +int exynos_dp_read_byte_from_i2c(struct exynos_dp *dp_regs, + unsigned int device_addr, + unsigned int reg_addr, unsigned int *data); +int exynos_dp_read_bytes_from_i2c(struct exynos_dp *dp_regs, + unsigned int device_addr, + unsigned int reg_addr, unsigned int count, + unsigned char edid[]); +void exynos_dp_reset_macro(struct exynos_dp *dp_regs); +void exynos_dp_set_link_bandwidth(struct exynos_dp *dp_regs, + unsigned char bwtype); +unsigned char exynos_dp_get_link_bandwidth(struct exynos_dp *dp_regs); +void exynos_dp_set_lane_count(struct exynos_dp *dp_regs, unsigned char count); +unsigned int exynos_dp_get_lane_count(struct exynos_dp *dp_regs); +unsigned char exynos_dp_get_lanex_pre_emphasis(struct exynos_dp *dp_regs, + unsigned char lanecnt); +void exynos_dp_set_lane_pre_emphasis(struct exynos_dp *dp_regs, + unsigned int level, unsigned char lanecnt); +void exynos_dp_set_lanex_pre_emphasis(struct exynos_dp *dp_regs, + unsigned char request_val, + unsigned char lanecnt); +void exynos_dp_set_training_pattern(struct exynos_dp *dp_regs, + unsigned int pattern); +void exynos_dp_enable_enhanced_mode(struct exynos_dp *dp_regs, + unsigned char enable); +void exynos_dp_enable_scrambling(struct exynos_dp *dp_regs, + unsigned int enable); +int exynos_dp_init_video(struct exynos_dp *dp_regs); +void exynos_dp_config_video_slave_mode(struct exynos_dp *dp_regs, + struct edp_video_info *video_info); +void exynos_dp_set_video_color_format(struct exynos_dp *dp_regs, + struct edp_video_info *video_info); +int exynos_dp_config_video_bist(struct exynos_dp *dp_regs, + struct exynos_dp_priv *priv); +unsigned int exynos_dp_is_slave_video_stream_clock_on( + struct exynos_dp *dp_regs); +void exynos_dp_set_video_cr_mn(struct exynos_dp *dp_regs, unsigned int type, + unsigned int m_value, unsigned int n_value); +void exynos_dp_set_video_timing_mode(struct exynos_dp *dp_regs, + unsigned int type); +void exynos_dp_enable_video_master(struct exynos_dp *dp_regs, + unsigned int enable); +void exynos_dp_start_video(struct exynos_dp *dp_regs); +unsigned int exynos_dp_is_video_stream_on(struct exynos_dp *dp_regs); + +#endif /* _EXYNOS_DP_LOWLEVEL_H */ diff --git a/drivers/video/exynos/exynos_fb.c b/drivers/video/exynos/exynos_fb.c new file mode 100644 index 0000000..97228cd --- /dev/null +++ b/drivers/video/exynos/exynos_fb.c @@ -0,0 +1,720 @@ +/* + * Copyright (C) 2012 Samsung Electronics + * + * Author: InKi Dae <inki.dae@samsung.com> + * Author: Donghwa Lee <dh09.lee@samsung.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <config.h> +#include <common.h> +#include <display.h> +#include <div64.h> +#include <dm.h> +#include <fdtdec.h> +#include <libfdt.h> +#include <panel.h> +#include <video.h> +#include <video_bridge.h> +#include <asm/io.h> +#include <asm/arch/cpu.h> +#include <asm/arch/clock.h> +#include <asm/arch/clk.h> +#include <asm/arch/mipi_dsim.h> +#include <asm/arch/dp_info.h> +#include <asm/arch/fb.h> +#include <asm/arch/pinmux.h> +#include <asm/arch/system.h> +#include <asm/gpio.h> +#include <asm-generic/errno.h> + +DECLARE_GLOBAL_DATA_PTR; + +enum { + FIMD_RGB_INTERFACE = 1, + FIMD_CPU_INTERFACE = 2, +}; + +enum exynos_fb_rgb_mode_t { + MODE_RGB_P = 0, + MODE_BGR_P = 1, + MODE_RGB_S = 2, + MODE_BGR_S = 3, +}; + +struct exynos_fb_priv { + ushort vl_col; /* Number of columns (i.e. 640) */ + ushort vl_row; /* Number of rows (i.e. 480) */ + ushort vl_rot; /* Rotation of Display (0, 1, 2, 3) */ + ushort vl_width; /* Width of display area in millimeters */ + ushort vl_height; /* Height of display area in millimeters */ + + /* LCD configuration register */ + u_char vl_freq; /* Frequency */ + u_char vl_clkp; /* Clock polarity */ + u_char vl_oep; /* Output Enable polarity */ + u_char vl_hsp; /* Horizontal Sync polarity */ + u_char vl_vsp; /* Vertical Sync polarity */ + u_char vl_dp; /* Data polarity */ + u_char vl_bpix; /* Bits per pixel */ + + /* Horizontal control register. Timing from data sheet */ + u_char vl_hspw; /* Horz sync pulse width */ + u_char vl_hfpd; /* Wait before of line */ + u_char vl_hbpd; /* Wait end of line */ + + /* Vertical control register. */ + u_char vl_vspw; /* Vertical sync pulse width */ + u_char vl_vfpd; /* Wait before of frame */ + u_char vl_vbpd; /* Wait end of frame */ + u_char vl_cmd_allow_len; /* Wait end of frame */ + + unsigned int win_id; + unsigned int init_delay; + unsigned int power_on_delay; + unsigned int reset_delay; + unsigned int interface_mode; + unsigned int mipi_enabled; + unsigned int dp_enabled; + unsigned int cs_setup; + unsigned int wr_setup; + unsigned int wr_act; + unsigned int wr_hold; + unsigned int logo_on; + unsigned int logo_width; + unsigned int logo_height; + int logo_x_offset; + int logo_y_offset; + unsigned long logo_addr; + unsigned int rgb_mode; + unsigned int resolution; + + /* parent clock name(MPLL, EPLL or VPLL) */ + unsigned int pclk_name; + /* ratio value for source clock from parent clock. */ + unsigned int sclk_div; + + unsigned int dual_lcd_enabled; + struct exynos_fb *reg; + struct exynos_platform_mipi_dsim *dsim_platform_data_dt; +}; + +static void exynos_fimd_set_dualrgb(struct exynos_fb_priv *priv, bool enabled) +{ + struct exynos_fb *reg = priv->reg; + unsigned int cfg = 0; + + if (enabled) { + cfg = EXYNOS_DUALRGB_BYPASS_DUAL | EXYNOS_DUALRGB_LINESPLIT | + EXYNOS_DUALRGB_VDEN_EN_ENABLE; + + /* in case of Line Split mode, MAIN_CNT doesn't neet to set. */ + cfg |= EXYNOS_DUALRGB_SUB_CNT(priv->vl_col / 2) | + EXYNOS_DUALRGB_MAIN_CNT(0); + } + + writel(cfg, ®->dualrgb); +} + +static void exynos_fimd_set_dp_clkcon(struct exynos_fb_priv *priv, + unsigned int enabled) +{ + struct exynos_fb *reg = priv->reg; + unsigned int cfg = 0; + + if (enabled) + cfg = EXYNOS_DP_CLK_ENABLE; + + writel(cfg, ®->dp_mie_clkcon); +} + +static void exynos_fimd_set_par(struct exynos_fb_priv *priv, + unsigned int win_id) +{ + struct exynos_fb *reg = priv->reg; + unsigned int cfg = 0; + + /* set window control */ + cfg = readl((unsigned int)®->wincon0 + + EXYNOS_WINCON(win_id)); + + cfg &= ~(EXYNOS_WINCON_BITSWP_ENABLE | EXYNOS_WINCON_BYTESWP_ENABLE | + EXYNOS_WINCON_HAWSWP_ENABLE | EXYNOS_WINCON_WSWP_ENABLE | + EXYNOS_WINCON_BURSTLEN_MASK | EXYNOS_WINCON_BPPMODE_MASK | + EXYNOS_WINCON_INRGB_MASK | EXYNOS_WINCON_DATAPATH_MASK); + + /* DATAPATH is DMA */ + cfg |= EXYNOS_WINCON_DATAPATH_DMA; + + cfg |= EXYNOS_WINCON_HAWSWP_ENABLE; + + /* dma burst is 16 */ + cfg |= EXYNOS_WINCON_BURSTLEN_16WORD; + + switch (priv->vl_bpix) { + case 4: + cfg |= EXYNOS_WINCON_BPPMODE_16BPP_565; + break; + default: + cfg |= EXYNOS_WINCON_BPPMODE_24BPP_888; + break; + } + + writel(cfg, (unsigned int)®->wincon0 + + EXYNOS_WINCON(win_id)); + + /* set window position to x=0, y=0*/ + cfg = EXYNOS_VIDOSD_LEFT_X(0) | EXYNOS_VIDOSD_TOP_Y(0); + writel(cfg, (unsigned int)®->vidosd0a + + EXYNOS_VIDOSD(win_id)); + + cfg = EXYNOS_VIDOSD_RIGHT_X(priv->vl_col - 1) | + EXYNOS_VIDOSD_BOTTOM_Y(priv->vl_row - 1) | + EXYNOS_VIDOSD_RIGHT_X_E(1) | + EXYNOS_VIDOSD_BOTTOM_Y_E(0); + + writel(cfg, (unsigned int)®->vidosd0b + + EXYNOS_VIDOSD(win_id)); + + /* set window size for window0*/ + cfg = EXYNOS_VIDOSD_SIZE(priv->vl_col * priv->vl_row); + writel(cfg, (unsigned int)®->vidosd0c + + EXYNOS_VIDOSD(win_id)); +} + +static void exynos_fimd_set_buffer_address(struct exynos_fb_priv *priv, + unsigned int win_id, + ulong lcd_base_addr) +{ + struct exynos_fb *reg = priv->reg; + unsigned long start_addr, end_addr; + + start_addr = lcd_base_addr; + end_addr = start_addr + ((priv->vl_col * (VNBITS(priv->vl_bpix) / 8)) * + priv->vl_row); + + writel(start_addr, (unsigned int)®->vidw00add0b0 + + EXYNOS_BUFFER_OFFSET(win_id)); + writel(end_addr, (unsigned int)®->vidw00add1b0 + + EXYNOS_BUFFER_OFFSET(win_id)); +} + +static void exynos_fimd_set_clock(struct exynos_fb_priv *priv) +{ + struct exynos_fb *reg = priv->reg; + unsigned int cfg = 0, div = 0, remainder, remainder_div; + unsigned long pixel_clock; + unsigned long long src_clock; + + if (priv->dual_lcd_enabled) { + pixel_clock = priv->vl_freq * + (priv->vl_hspw + priv->vl_hfpd + + priv->vl_hbpd + priv->vl_col / 2) * + (priv->vl_vspw + priv->vl_vfpd + + priv->vl_vbpd + priv->vl_row); + } else if (priv->interface_mode == FIMD_CPU_INTERFACE) { + pixel_clock = priv->vl_freq * + priv->vl_width * priv->vl_height * + (priv->cs_setup + priv->wr_setup + + priv->wr_act + priv->wr_hold + 1); + } else { + pixel_clock = priv->vl_freq * + (priv->vl_hspw + priv->vl_hfpd + + priv->vl_hbpd + priv->vl_col) * + (priv->vl_vspw + priv->vl_vfpd + + priv->vl_vbpd + priv->vl_row); + } + + cfg = readl(®->vidcon0); + cfg &= ~(EXYNOS_VIDCON0_CLKSEL_MASK | EXYNOS_VIDCON0_CLKVALUP_MASK | + EXYNOS_VIDCON0_CLKVAL_F(0xFF) | EXYNOS_VIDCON0_VCLKEN_MASK | + EXYNOS_VIDCON0_CLKDIR_MASK); + cfg |= (EXYNOS_VIDCON0_CLKSEL_SCLK | EXYNOS_VIDCON0_CLKVALUP_ALWAYS | + EXYNOS_VIDCON0_VCLKEN_NORMAL | EXYNOS_VIDCON0_CLKDIR_DIVIDED); + + src_clock = (unsigned long long) get_lcd_clk(); + + /* get quotient and remainder. */ + remainder = do_div(src_clock, pixel_clock); + div = src_clock; + + remainder *= 10; + remainder_div = remainder / pixel_clock; + + /* round about one places of decimals. */ + if (remainder_div >= 5) + div++; + + /* in case of dual lcd mode. */ + if (priv->dual_lcd_enabled) + div--; + + cfg |= EXYNOS_VIDCON0_CLKVAL_F(div - 1); + writel(cfg, ®->vidcon0); +} + +void exynos_set_trigger(struct exynos_fb_priv *priv) +{ + struct exynos_fb *reg = priv->reg; + unsigned int cfg = 0; + + cfg = readl(®->trigcon); + + cfg |= (EXYNOS_I80SOFT_TRIG_EN | EXYNOS_I80START_TRIG); + + writel(cfg, ®->trigcon); +} + +int exynos_is_i80_frame_done(struct exynos_fb_priv *priv) +{ + struct exynos_fb *reg = priv->reg; + unsigned int cfg = 0; + int status; + + cfg = readl(®->trigcon); + + /* frame done func is valid only when TRIMODE[0] is set to 1. */ + status = (cfg & EXYNOS_I80STATUS_TRIG_DONE) == + EXYNOS_I80STATUS_TRIG_DONE; + + return status; +} + +static void exynos_fimd_lcd_on(struct exynos_fb_priv *priv) +{ + struct exynos_fb *reg = priv->reg; + unsigned int cfg = 0; + + /* display on */ + cfg = readl(®->vidcon0); + cfg |= (EXYNOS_VIDCON0_ENVID_ENABLE | EXYNOS_VIDCON0_ENVID_F_ENABLE); + writel(cfg, ®->vidcon0); +} + +static void exynos_fimd_window_on(struct exynos_fb_priv *priv, + unsigned int win_id) +{ + struct exynos_fb *reg = priv->reg; + unsigned int cfg = 0; + + /* enable window */ + cfg = readl((unsigned int)®->wincon0 + + EXYNOS_WINCON(win_id)); + cfg |= EXYNOS_WINCON_ENWIN_ENABLE; + writel(cfg, (unsigned int)®->wincon0 + + EXYNOS_WINCON(win_id)); + + cfg = readl(®->winshmap); + cfg |= EXYNOS_WINSHMAP_CH_ENABLE(win_id); + writel(cfg, ®->winshmap); +} + +void exynos_fimd_lcd_off(struct exynos_fb_priv *priv) +{ + struct exynos_fb *reg = priv->reg; + unsigned int cfg = 0; + + cfg = readl(®->vidcon0); + cfg &= (EXYNOS_VIDCON0_ENVID_DISABLE | EXYNOS_VIDCON0_ENVID_F_DISABLE); + writel(cfg, ®->vidcon0); +} + +void exynos_fimd_window_off(struct exynos_fb_priv *priv, unsigned int win_id) +{ + struct exynos_fb *reg = priv->reg; + unsigned int cfg = 0; + + cfg = readl((unsigned int)®->wincon0 + + EXYNOS_WINCON(win_id)); + cfg &= EXYNOS_WINCON_ENWIN_DISABLE; + writel(cfg, (unsigned int)®->wincon0 + + EXYNOS_WINCON(win_id)); + + cfg = readl(®->winshmap); + cfg &= ~EXYNOS_WINSHMAP_CH_DISABLE(win_id); + writel(cfg, ®->winshmap); +} + +/* +* The reset value for FIMD SYSMMU register MMU_CTRL is 3 +* on Exynos5420 and newer versions. +* This means FIMD SYSMMU is on by default on Exynos5420 +* and newer versions. +* Since in u-boot we don't use SYSMMU, we should disable +* those FIMD SYSMMU. +* Note that there are 2 SYSMMU for FIMD: m0 and m1. +* m0 handles windows 0 and 4, and m1 handles windows 1, 2 and 3. +* We disable both of them here. +*/ +void exynos_fimd_disable_sysmmu(void) +{ + u32 *sysmmufimd; + unsigned int node; + int node_list[2]; + int count; + int i; + + count = fdtdec_find_aliases_for_id(gd->fdt_blob, "fimd", + COMPAT_SAMSUNG_EXYNOS_SYSMMU, node_list, 2); + for (i = 0; i < count; i++) { + node = node_list[i]; + if (node <= 0) { + debug("Can't get device node for fimd sysmmu\n"); + return; + } + + sysmmufimd = (u32 *)fdtdec_get_addr(gd->fdt_blob, node, "reg"); + if (!sysmmufimd) { + debug("Can't get base address for sysmmu fimdm0"); + return; + } + + writel(0x0, sysmmufimd); + } +} + +void exynos_fimd_lcd_init(struct udevice *dev) +{ + struct exynos_fb_priv *priv = dev_get_priv(dev); + struct video_uc_platdata *plat = dev_get_uclass_platdata(dev); + struct exynos_fb *reg = priv->reg; + unsigned int cfg = 0, rgb_mode; + unsigned int offset; + unsigned int node; + + node = dev->of_offset; + if (fdtdec_get_bool(gd->fdt_blob, node, "samsung,disable-sysmmu")) + exynos_fimd_disable_sysmmu(); + + offset = exynos_fimd_get_base_offset(); + + rgb_mode = priv->rgb_mode; + + if (priv->interface_mode == FIMD_RGB_INTERFACE) { + cfg |= EXYNOS_VIDCON0_VIDOUT_RGB; + writel(cfg, ®->vidcon0); + + cfg = readl(®->vidcon2); + cfg &= ~(EXYNOS_VIDCON2_WB_MASK | + EXYNOS_VIDCON2_TVFORMATSEL_MASK | + EXYNOS_VIDCON2_TVFORMATSEL_YUV_MASK); + cfg |= EXYNOS_VIDCON2_WB_DISABLE; + writel(cfg, ®->vidcon2); + + /* set polarity */ + cfg = 0; + if (!priv->vl_clkp) + cfg |= EXYNOS_VIDCON1_IVCLK_RISING_EDGE; + if (!priv->vl_hsp) + cfg |= EXYNOS_VIDCON1_IHSYNC_INVERT; + if (!priv->vl_vsp) + cfg |= EXYNOS_VIDCON1_IVSYNC_INVERT; + if (!priv->vl_dp) + cfg |= EXYNOS_VIDCON1_IVDEN_INVERT; + + writel(cfg, (unsigned int)®->vidcon1 + offset); + + /* set timing */ + cfg = EXYNOS_VIDTCON0_VFPD(priv->vl_vfpd - 1); + cfg |= EXYNOS_VIDTCON0_VBPD(priv->vl_vbpd - 1); + cfg |= EXYNOS_VIDTCON0_VSPW(priv->vl_vspw - 1); + writel(cfg, (unsigned int)®->vidtcon0 + offset); + + cfg = EXYNOS_VIDTCON1_HFPD(priv->vl_hfpd - 1); + cfg |= EXYNOS_VIDTCON1_HBPD(priv->vl_hbpd - 1); + cfg |= EXYNOS_VIDTCON1_HSPW(priv->vl_hspw - 1); + + writel(cfg, (unsigned int)®->vidtcon1 + offset); + + /* set lcd size */ + cfg = EXYNOS_VIDTCON2_HOZVAL(priv->vl_col - 1) | + EXYNOS_VIDTCON2_LINEVAL(priv->vl_row - 1) | + EXYNOS_VIDTCON2_HOZVAL_E(priv->vl_col - 1) | + EXYNOS_VIDTCON2_LINEVAL_E(priv->vl_row - 1); + + writel(cfg, (unsigned int)®->vidtcon2 + offset); + } + + /* set display mode */ + cfg = readl(®->vidcon0); + cfg &= ~EXYNOS_VIDCON0_PNRMODE_MASK; + cfg |= (rgb_mode << EXYNOS_VIDCON0_PNRMODE_SHIFT); + writel(cfg, ®->vidcon0); + + /* set par */ + exynos_fimd_set_par(priv, priv->win_id); + + /* set memory address */ + exynos_fimd_set_buffer_address(priv, priv->win_id, plat->base); + + /* set buffer size */ + cfg = EXYNOS_VIDADDR_PAGEWIDTH(priv->vl_col * + VNBITS(priv->vl_bpix) / 8) | + EXYNOS_VIDADDR_PAGEWIDTH_E(priv->vl_col * + VNBITS(priv->vl_bpix) / 8) | + EXYNOS_VIDADDR_OFFSIZE(0) | + EXYNOS_VIDADDR_OFFSIZE_E(0); + + writel(cfg, (unsigned int)®->vidw00add2 + + EXYNOS_BUFFER_SIZE(priv->win_id)); + + /* set clock */ + exynos_fimd_set_clock(priv); + + /* set rgb mode to dual lcd. */ + exynos_fimd_set_dualrgb(priv, priv->dual_lcd_enabled); + + /* display on */ + exynos_fimd_lcd_on(priv); + + /* window on */ + exynos_fimd_window_on(priv, priv->win_id); + + exynos_fimd_set_dp_clkcon(priv, priv->dp_enabled); +} + +unsigned long exynos_fimd_calc_fbsize(struct exynos_fb_priv *priv) +{ + return priv->vl_col * priv->vl_row * (VNBITS(priv->vl_bpix) / 8); +} + +int exynos_fb_ofdata_to_platdata(struct udevice *dev) +{ + struct exynos_fb_priv *priv = dev_get_priv(dev); + unsigned int node = dev->of_offset; + const void *blob = gd->fdt_blob; + fdt_addr_t addr; + + addr = dev_get_addr(dev); + if (addr == FDT_ADDR_T_NONE) { + debug("Can't get the FIMD base address\n"); + return -EINVAL; + } + priv->reg = (struct exynos_fb *)addr; + + priv->vl_col = fdtdec_get_int(blob, node, "samsung,vl-col", 0); + if (priv->vl_col == 0) { + debug("Can't get XRES\n"); + return -ENXIO; + } + + priv->vl_row = fdtdec_get_int(blob, node, "samsung,vl-row", 0); + if (priv->vl_row == 0) { + debug("Can't get YRES\n"); + return -ENXIO; + } + + priv->vl_width = fdtdec_get_int(blob, node, + "samsung,vl-width", 0); + + priv->vl_height = fdtdec_get_int(blob, node, + "samsung,vl-height", 0); + + priv->vl_freq = fdtdec_get_int(blob, node, "samsung,vl-freq", 0); + if (priv->vl_freq == 0) { + debug("Can't get refresh rate\n"); + return -ENXIO; + } + + if (fdtdec_get_bool(blob, node, "samsung,vl-clkp")) + priv->vl_clkp = VIDEO_ACTIVE_LOW; + + if (fdtdec_get_bool(blob, node, "samsung,vl-oep")) + priv->vl_oep = VIDEO_ACTIVE_LOW; + + if (fdtdec_get_bool(blob, node, "samsung,vl-hsp")) + priv->vl_hsp = VIDEO_ACTIVE_LOW; + + if (fdtdec_get_bool(blob, node, "samsung,vl-vsp")) + priv->vl_vsp = VIDEO_ACTIVE_LOW; + + if (fdtdec_get_bool(blob, node, "samsung,vl-dp")) + priv->vl_dp = VIDEO_ACTIVE_LOW; + + priv->vl_bpix = fdtdec_get_int(blob, node, "samsung,vl-bpix", 0); + if (priv->vl_bpix == 0) { + debug("Can't get bits per pixel\n"); + return -ENXIO; + } + + priv->vl_hspw = fdtdec_get_int(blob, node, "samsung,vl-hspw", 0); + if (priv->vl_hspw == 0) { + debug("Can't get hsync width\n"); + return -ENXIO; + } + + priv->vl_hfpd = fdtdec_get_int(blob, node, "samsung,vl-hfpd", 0); + if (priv->vl_hfpd == 0) { + debug("Can't get right margin\n"); + return -ENXIO; + } + + priv->vl_hbpd = (u_char)fdtdec_get_int(blob, node, + "samsung,vl-hbpd", 0); + if (priv->vl_hbpd == 0) { + debug("Can't get left margin\n"); + return -ENXIO; + } + + priv->vl_vspw = (u_char)fdtdec_get_int(blob, node, + "samsung,vl-vspw", 0); + if (priv->vl_vspw == 0) { + debug("Can't get vsync width\n"); + return -ENXIO; + } + + priv->vl_vfpd = fdtdec_get_int(blob, node, + "samsung,vl-vfpd", 0); + if (priv->vl_vfpd == 0) { + debug("Can't get lower margin\n"); + return -ENXIO; + } + + priv->vl_vbpd = fdtdec_get_int(blob, node, "samsung,vl-vbpd", 0); + if (priv->vl_vbpd == 0) { + debug("Can't get upper margin\n"); + return -ENXIO; + } + + priv->vl_cmd_allow_len = fdtdec_get_int(blob, node, + "samsung,vl-cmd-allow-len", 0); + + priv->win_id = fdtdec_get_int(blob, node, "samsung,winid", 0); + priv->init_delay = fdtdec_get_int(blob, node, + "samsung,init-delay", 0); + priv->power_on_delay = fdtdec_get_int(blob, node, + "samsung,power-on-delay", 0); + priv->reset_delay = fdtdec_get_int(blob, node, + "samsung,reset-delay", 0); + priv->interface_mode = fdtdec_get_int(blob, node, + "samsung,interface-mode", 0); + priv->mipi_enabled = fdtdec_get_int(blob, node, + "samsung,mipi-enabled", 0); + priv->dp_enabled = fdtdec_get_int(blob, node, + "samsung,dp-enabled", 0); + priv->cs_setup = fdtdec_get_int(blob, node, + "samsung,cs-setup", 0); + priv->wr_setup = fdtdec_get_int(blob, node, + "samsung,wr-setup", 0); + priv->wr_act = fdtdec_get_int(blob, node, "samsung,wr-act", 0); + priv->wr_hold = fdtdec_get_int(blob, node, "samsung,wr-hold", 0); + + priv->logo_on = fdtdec_get_int(blob, node, "samsung,logo-on", 0); + if (priv->logo_on) { + priv->logo_width = fdtdec_get_int(blob, node, + "samsung,logo-width", 0); + priv->logo_height = fdtdec_get_int(blob, node, + "samsung,logo-height", 0); + priv->logo_addr = fdtdec_get_int(blob, node, + "samsung,logo-addr", 0); + } + + priv->rgb_mode = fdtdec_get_int(blob, node, + "samsung,rgb-mode", 0); + priv->pclk_name = fdtdec_get_int(blob, node, + "samsung,pclk-name", 0); + priv->sclk_div = fdtdec_get_int(blob, node, + "samsung,sclk-div", 0); + priv->dual_lcd_enabled = fdtdec_get_int(blob, node, + "samsung,dual-lcd-enabled", 0); + + return 0; +} + +static int exynos_fb_probe(struct udevice *dev) +{ + struct video_priv *uc_priv = dev_get_uclass_priv(dev); + struct exynos_fb_priv *priv = dev_get_priv(dev); + struct udevice *panel, *bridge; + struct udevice *dp; + int ret; + + debug("%s: start\n", __func__); + set_system_display_ctrl(); + set_lcd_clk(); + +#ifdef CONFIG_EXYNOS_MIPI_DSIM + exynos_init_dsim_platform_data(&panel_info); +#endif + exynos_fimd_lcd_init(dev); + + ret = uclass_first_device(UCLASS_PANEL, &panel); + if (ret) { + printf("LCD panel failed to probe\n"); + return ret; + } + if (!panel) { + printf("LCD panel not found\n"); + return -ENODEV; + } + + ret = uclass_first_device(UCLASS_DISPLAY, &dp); + if (ret) { + debug("%s: Display device error %d\n", __func__, ret); + return ret; + } + if (!dev) { + debug("%s: Display device missing\n", __func__); + return -ENODEV; + } + ret = display_enable(dp, 18, NULL); + if (ret) { + debug("%s: Display enable error %d\n", __func__, ret); + return ret; + } + + /* backlight / pwm */ + ret = panel_enable_backlight(panel); + if (ret) { + debug("%s: backlight error: %d\n", __func__, ret); + return ret; + } + + ret = uclass_get_device(UCLASS_VIDEO_BRIDGE, 0, &bridge); + if (!ret) + ret = video_bridge_set_backlight(bridge, 80); + if (ret) { + debug("%s: No video bridge, or no backlight on bridge\n", + __func__); + exynos_pinmux_config(PERIPH_ID_PWM0, 0); + } + + uc_priv->xsize = priv->vl_col; + uc_priv->ysize = priv->vl_row; + uc_priv->bpix = priv->vl_bpix; + + /* Enable flushing after LCD writes if requested */ + video_set_flush_dcache(dev, true); + + return 0; +} + +static int exynos_fb_bind(struct udevice *dev) +{ + struct video_uc_platdata *plat = dev_get_uclass_platdata(dev); + + /* This is the maximum panel size we expect to see */ + plat->size = 1920 * 1080 * 2; + + return 0; +} + +static const struct video_ops exynos_fb_ops = { +}; + +static const struct udevice_id exynos_fb_ids[] = { + { .compatible = "samsung,exynos-fimd" }, + { } +}; + +U_BOOT_DRIVER(exynos_fb) = { + .name = "exynos_fb", + .id = UCLASS_VIDEO, + .of_match = exynos_fb_ids, + .ops = &exynos_fb_ops, + .bind = exynos_fb_bind, + .probe = exynos_fb_probe, + .ofdata_to_platdata = exynos_fb_ofdata_to_platdata, + .priv_auto_alloc_size = sizeof(struct exynos_fb_priv), +}; diff --git a/drivers/video/exynos_mipi_dsi.c b/drivers/video/exynos/exynos_mipi_dsi.c index b597acc..a5d9b59 100644 --- a/drivers/video/exynos_mipi_dsi.c +++ b/drivers/video/exynos/exynos_mipi_dsi.c @@ -27,13 +27,6 @@ DECLARE_GLOBAL_DATA_PTR; -static struct exynos_platform_mipi_dsim *dsim_pd; -#if CONFIG_IS_ENABLED(OF_CONTROL) -static struct mipi_dsim_config dsim_config_dt; -static struct exynos_platform_mipi_dsim dsim_platform_data_dt; -static struct mipi_dsim_lcd_device mipi_lcd_device_dt; -#endif - struct mipi_dsim_ddi { int bus_id; struct list_head list; @@ -178,7 +171,7 @@ static struct mipi_dsim_master_ops master_ops = { .clear_dsim_frame_done = exynos_mipi_dsi_clear_frame_done, }; -int exynos_mipi_dsi_init(void) +int exynos_mipi_dsi_init(struct exynos_platform_mipi_dsim *dsim_pd) { struct mipi_dsim_device *dsim; struct mipi_dsim_config *dsim_config; @@ -239,18 +232,8 @@ int exynos_mipi_dsi_init(void) return 0; } -void exynos_set_dsim_platform_data(struct exynos_platform_mipi_dsim *pd) -{ - if (pd == NULL) { - debug("pd is NULL\n"); - return; - } - - dsim_pd = pd; -} - -#if CONFIG_IS_ENABLED(OF_CONTROL) -int exynos_dsim_config_parse_dt(const void *blob) +int exynos_dsim_config_parse_dt(const void *blob, struct mipi_dsim_config *dt, + struct mipi_dsim_lcd_device *lcd_dt) { int node; @@ -260,59 +243,59 @@ int exynos_dsim_config_parse_dt(const void *blob) return -ENODEV; } - dsim_config_dt.e_interface = fdtdec_get_int(blob, node, + dt->e_interface = fdtdec_get_int(blob, node, "samsung,dsim-config-e-interface", 0); - dsim_config_dt.e_virtual_ch = fdtdec_get_int(blob, node, + dt->e_virtual_ch = fdtdec_get_int(blob, node, "samsung,dsim-config-e-virtual-ch", 0); - dsim_config_dt.e_pixel_format = fdtdec_get_int(blob, node, + dt->e_pixel_format = fdtdec_get_int(blob, node, "samsung,dsim-config-e-pixel-format", 0); - dsim_config_dt.e_burst_mode = fdtdec_get_int(blob, node, + dt->e_burst_mode = fdtdec_get_int(blob, node, "samsung,dsim-config-e-burst-mode", 0); - dsim_config_dt.e_no_data_lane = fdtdec_get_int(blob, node, + dt->e_no_data_lane = fdtdec_get_int(blob, node, "samsung,dsim-config-e-no-data-lane", 0); - dsim_config_dt.e_byte_clk = fdtdec_get_int(blob, node, + dt->e_byte_clk = fdtdec_get_int(blob, node, "samsung,dsim-config-e-byte-clk", 0); - dsim_config_dt.hfp = fdtdec_get_int(blob, node, + dt->hfp = fdtdec_get_int(blob, node, "samsung,dsim-config-hfp", 0); - dsim_config_dt.p = fdtdec_get_int(blob, node, + dt->p = fdtdec_get_int(blob, node, "samsung,dsim-config-p", 0); - dsim_config_dt.m = fdtdec_get_int(blob, node, + dt->m = fdtdec_get_int(blob, node, "samsung,dsim-config-m", 0); - dsim_config_dt.s = fdtdec_get_int(blob, node, + dt->s = fdtdec_get_int(blob, node, "samsung,dsim-config-s", 0); - dsim_config_dt.pll_stable_time = fdtdec_get_int(blob, node, + dt->pll_stable_time = fdtdec_get_int(blob, node, "samsung,dsim-config-pll-stable-time", 0); - dsim_config_dt.esc_clk = fdtdec_get_int(blob, node, + dt->esc_clk = fdtdec_get_int(blob, node, "samsung,dsim-config-esc-clk", 0); - dsim_config_dt.stop_holding_cnt = fdtdec_get_int(blob, node, + dt->stop_holding_cnt = fdtdec_get_int(blob, node, "samsung,dsim-config-stop-holding-cnt", 0); - dsim_config_dt.bta_timeout = fdtdec_get_int(blob, node, + dt->bta_timeout = fdtdec_get_int(blob, node, "samsung,dsim-config-bta-timeout", 0); - dsim_config_dt.rx_timeout = fdtdec_get_int(blob, node, + dt->rx_timeout = fdtdec_get_int(blob, node, "samsung,dsim-config-rx-timeout", 0); - mipi_lcd_device_dt.name = fdtdec_get_config_string(blob, + lcd_dt->name = fdtdec_get_config_string(blob, "samsung,dsim-device-name"); - mipi_lcd_device_dt.id = fdtdec_get_int(blob, node, + lcd_dt->id = fdtdec_get_int(blob, node, "samsung,dsim-device-id", 0); - mipi_lcd_device_dt.bus_id = fdtdec_get_int(blob, node, + lcd_dt->bus_id = fdtdec_get_int(blob, node, "samsung,dsim-device-bus_id", 0); - mipi_lcd_device_dt.reverse_panel = fdtdec_get_int(blob, node, + lcd_dt->reverse_panel = fdtdec_get_int(blob, node, "samsung,dsim-device-reverse-panel", 0); return 0; @@ -320,7 +303,12 @@ int exynos_dsim_config_parse_dt(const void *blob) void exynos_init_dsim_platform_data(vidinfo_t *vid) { - if (exynos_dsim_config_parse_dt(gd->fdt_blob)) + static struct mipi_dsim_config dsim_config_dt; + static struct exynos_platform_mipi_dsim dsim_platform_data_dt; + static struct mipi_dsim_lcd_device mipi_lcd_device_dt; + + if (exynos_dsim_config_parse_dt(gd->fdt_blob, &dsim_config_dt, + &mipi_lcd_device_dt)) debug("Can't get proper dsim config.\n"); strcpy(dsim_platform_data_dt.lcd_panel_name, mipi_lcd_device_dt.name); @@ -332,6 +320,5 @@ void exynos_init_dsim_platform_data(vidinfo_t *vid) mipi_lcd_device_dt.platform_data = (void *)&dsim_platform_data_dt; exynos_mipi_dsi_register_lcd_device(&mipi_lcd_device_dt); - dsim_pd = &dsim_platform_data_dt; + vid->dsim_platform_data_dt = &dsim_platform_data_dt; } -#endif diff --git a/drivers/video/exynos_mipi_dsi_common.c b/drivers/video/exynos/exynos_mipi_dsi_common.c index 925d515..85c5e0d 100644 --- a/drivers/video/exynos_mipi_dsi_common.c +++ b/drivers/video/exynos/exynos_mipi_dsi_common.c @@ -465,7 +465,7 @@ int exynos_mipi_dsi_enable_frame_done_int(struct mipi_dsim_device *dsim, } static void convert_to_fb_videomode(struct fb_videomode *mode1, - vidinfo_t *mode2) + struct vidinfo *mode2) { mode1->xres = mode2->vl_width; mode1->yres = mode2->vl_height; @@ -482,10 +482,10 @@ int exynos_mipi_dsi_set_display_mode(struct mipi_dsim_device *dsim, { struct exynos_platform_mipi_dsim *dsim_pd; struct fb_videomode lcd_video; - vidinfo_t *vid; + struct vidinfo *vid; dsim_pd = (struct exynos_platform_mipi_dsim *)dsim->pd; - vid = (vidinfo_t *)dsim_pd->lcd_panel_info; + vid = (struct vidinfo *)dsim_pd->lcd_panel_info; convert_to_fb_videomode(&lcd_video, vid); diff --git a/drivers/video/exynos_mipi_dsi_common.h b/drivers/video/exynos/exynos_mipi_dsi_common.h index 98eb78e..98eb78e 100644 --- a/drivers/video/exynos_mipi_dsi_common.h +++ b/drivers/video/exynos/exynos_mipi_dsi_common.h diff --git a/drivers/video/exynos_mipi_dsi_lowlevel.c b/drivers/video/exynos/exynos_mipi_dsi_lowlevel.c index fcfdc8d..fcfdc8d 100644 --- a/drivers/video/exynos_mipi_dsi_lowlevel.c +++ b/drivers/video/exynos/exynos_mipi_dsi_lowlevel.c diff --git a/drivers/video/exynos_mipi_dsi_lowlevel.h b/drivers/video/exynos/exynos_mipi_dsi_lowlevel.h index 0bede25..0bede25 100644 --- a/drivers/video/exynos_mipi_dsi_lowlevel.h +++ b/drivers/video/exynos/exynos_mipi_dsi_lowlevel.h diff --git a/drivers/video/exynos_pwm_bl.c b/drivers/video/exynos/exynos_pwm_bl.c index a6890da..a6890da 100644 --- a/drivers/video/exynos_pwm_bl.c +++ b/drivers/video/exynos/exynos_pwm_bl.c diff --git a/drivers/video/exynos_dp_lowlevel.h b/drivers/video/exynos_dp_lowlevel.h deleted file mode 100644 index 8651681..0000000 --- a/drivers/video/exynos_dp_lowlevel.h +++ /dev/null @@ -1,68 +0,0 @@ -/* - * Copyright (C) 2012 Samsung Electronics - * - * Author: Donghwa Lee <dh09.lee@samsung.com> - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#ifndef _EXYNOS_EDP_LOWLEVEL_H -#define _EXYNOS_EDP_LOWLEVEL_H - -void exynos_dp_enable_video_bist(unsigned int enable); -void exynos_dp_enable_video_mute(unsigned int enable); -void exynos_dp_reset(void); -void exynos_dp_enable_sw_func(unsigned int enable); -unsigned int exynos_dp_set_analog_power_down(unsigned int block, u32 enable); -unsigned int exynos_dp_get_pll_lock_status(void); -int exynos_dp_init_analog_func(void); -void exynos_dp_init_hpd(void); -void exynos_dp_init_aux(void); -void exynos_dp_config_interrupt(void); -unsigned int exynos_dp_get_plug_in_status(void); -unsigned int exynos_dp_detect_hpd(void); -unsigned int exynos_dp_start_aux_transaction(void); -unsigned int exynos_dp_write_byte_to_dpcd(unsigned int reg_addr, - unsigned char data); -unsigned int exynos_dp_read_byte_from_dpcd(unsigned int reg_addr, - unsigned char *data); -unsigned int exynos_dp_write_bytes_to_dpcd(unsigned int reg_addr, - unsigned int count, - unsigned char data[]); -unsigned int exynos_dp_read_bytes_from_dpcd( unsigned int reg_addr, - unsigned int count, - unsigned char data[]); -int exynos_dp_select_i2c_device( unsigned int device_addr, - unsigned int reg_addr); -int exynos_dp_read_byte_from_i2c(unsigned int device_addr, - unsigned int reg_addr, unsigned int *data); -int exynos_dp_read_bytes_from_i2c(unsigned int device_addr, - unsigned int reg_addr, unsigned int count, - unsigned char edid[]); -void exynos_dp_reset_macro(void); -void exynos_dp_set_link_bandwidth(unsigned char bwtype); -unsigned char exynos_dp_get_link_bandwidth(void); -void exynos_dp_set_lane_count(unsigned char count); -unsigned int exynos_dp_get_lane_count(void); -unsigned char exynos_dp_get_lanex_pre_emphasis(unsigned char lanecnt); -void exynos_dp_set_lane_pre_emphasis(unsigned int level, - unsigned char lanecnt); -void exynos_dp_set_lanex_pre_emphasis(unsigned char request_val, - unsigned char lanecnt); -void exynos_dp_set_training_pattern(unsigned int pattern); -void exynos_dp_enable_enhanced_mode(unsigned char enable); -void exynos_dp_enable_scrambling(unsigned int enable); -int exynos_dp_init_video(void); -void exynos_dp_config_video_slave_mode(struct edp_video_info *video_info); -void exynos_dp_set_video_color_format(struct edp_video_info *video_info); -int exynos_dp_config_video_bist(struct edp_device_info *edp_info); -unsigned int exynos_dp_is_slave_video_stream_clock_on(void); -void exynos_dp_set_video_cr_mn(unsigned int type, unsigned int m_value, - unsigned int n_value); -void exynos_dp_set_video_timing_mode(unsigned int type); -void exynos_dp_enable_video_master(unsigned int enable); -void exynos_dp_start_video(void); -unsigned int exynos_dp_is_video_stream_on(void); -void exynos_dp_set_base_addr(void); - -#endif /* _EXYNOS_DP_LOWLEVEL_H */ diff --git a/drivers/video/exynos_fb.c b/drivers/video/exynos_fb.c deleted file mode 100644 index 69edc3a..0000000 --- a/drivers/video/exynos_fb.c +++ /dev/null @@ -1,330 +0,0 @@ -/* - * Copyright (C) 2012 Samsung Electronics - * - * Author: InKi Dae <inki.dae@samsung.com> - * Author: Donghwa Lee <dh09.lee@samsung.com> - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <config.h> -#include <common.h> -#include <lcd.h> -#include <fdtdec.h> -#include <libfdt.h> -#include <asm/io.h> -#include <asm/arch/cpu.h> -#include <asm/arch/clock.h> -#include <asm/arch/clk.h> -#include <asm/arch/mipi_dsim.h> -#include <asm/arch/dp_info.h> -#include <asm/arch/system.h> -#include <asm/gpio.h> -#include <asm-generic/errno.h> - -#include "exynos_fb.h" - -DECLARE_GLOBAL_DATA_PTR; - -static unsigned int panel_width, panel_height; - -#if CONFIG_IS_ENABLED(OF_CONTROL) -vidinfo_t panel_info = { - /* - * Insert a value here so that we don't end up in the BSS - * Reference: drivers/video/tegra.c - */ - .vl_col = -1, -}; -#endif - -ushort *configuration_get_cmap(void) -{ -#if defined(CONFIG_LCD_LOGO) - return bmp_logo_palette; -#else - return NULL; -#endif -} - -static void exynos_lcd_init_mem(void *lcdbase, vidinfo_t *vid) -{ - unsigned long palette_size; - unsigned int fb_size; - - fb_size = vid->vl_row * vid->vl_col * (NBITS(vid->vl_bpix) >> 3); - - palette_size = NBITS(vid->vl_bpix) == 8 ? 256 : 16; - - exynos_fimd_lcd_init_mem((unsigned long)lcdbase, - (unsigned long)fb_size, palette_size); -} - -static void exynos_lcd_init(vidinfo_t *vid) -{ - exynos_fimd_lcd_init(vid); - - /* Enable flushing after LCD writes if requested */ - lcd_set_flush_dcache(1); -} - -__weak void exynos_cfg_lcd_gpio(void) -{ -} - -__weak void exynos_backlight_on(unsigned int onoff) -{ -} - -__weak void exynos_reset_lcd(void) -{ -} - -__weak void exynos_lcd_power_on(void) -{ -} - -__weak void exynos_cfg_ldo(void) -{ -} - -__weak void exynos_enable_ldo(unsigned int onoff) -{ -} - -__weak void exynos_backlight_reset(void) -{ -} - -__weak int exynos_lcd_misc_init(vidinfo_t *vid) -{ - return 0; -} - -static void lcd_panel_on(vidinfo_t *vid) -{ - struct gpio_desc pwm_out_gpio; - struct gpio_desc bl_en_gpio; - unsigned int node; - - udelay(vid->init_delay); - - exynos_backlight_reset(); - - exynos_cfg_lcd_gpio(); - - exynos_lcd_power_on(); - - udelay(vid->power_on_delay); - - if (vid->dp_enabled) - exynos_init_dp(); - - exynos_reset_lcd(); - - udelay(vid->reset_delay); - - exynos_backlight_on(1); - -#if CONFIG_IS_ENABLED(OF_CONTROL) - node = fdtdec_next_compatible(gd->fdt_blob, 0, - COMPAT_SAMSUNG_EXYNOS_FIMD); - if (node <= 0) { - debug("FIMD: Can't get device node for FIMD\n"); - return; - } - gpio_request_by_name_nodev(gd->fdt_blob, node, "samsung,pwm-out-gpio", - 0, &pwm_out_gpio, - GPIOD_IS_OUT | GPIOD_IS_OUT_ACTIVE); - - gpio_request_by_name_nodev(gd->fdt_blob, node, "samsung,bl-en-gpio", 0, - &bl_en_gpio, - GPIOD_IS_OUT | GPIOD_IS_OUT_ACTIVE); - -#endif - exynos_cfg_ldo(); - - exynos_enable_ldo(1); - - if (vid->mipi_enabled) - exynos_mipi_dsi_init(); -} - -#if CONFIG_IS_ENABLED(OF_CONTROL) -int exynos_lcd_early_init(const void *blob) -{ - unsigned int node; - node = fdtdec_next_compatible(blob, 0, COMPAT_SAMSUNG_EXYNOS_FIMD); - if (node <= 0) { - debug("exynos_fb: Can't get device node for fimd\n"); - return -ENODEV; - } - - panel_info.vl_col = fdtdec_get_int(blob, node, "samsung,vl-col", 0); - if (panel_info.vl_col == 0) { - debug("Can't get XRES\n"); - return -ENXIO; - } - - panel_info.vl_row = fdtdec_get_int(blob, node, "samsung,vl-row", 0); - if (panel_info.vl_row == 0) { - debug("Can't get YRES\n"); - return -ENXIO; - } - - panel_info.vl_width = fdtdec_get_int(blob, node, - "samsung,vl-width", 0); - - panel_info.vl_height = fdtdec_get_int(blob, node, - "samsung,vl-height", 0); - - panel_info.vl_freq = fdtdec_get_int(blob, node, "samsung,vl-freq", 0); - if (panel_info.vl_freq == 0) { - debug("Can't get refresh rate\n"); - return -ENXIO; - } - - if (fdtdec_get_bool(blob, node, "samsung,vl-clkp")) - panel_info.vl_clkp = CONFIG_SYS_LOW; - - if (fdtdec_get_bool(blob, node, "samsung,vl-oep")) - panel_info.vl_oep = CONFIG_SYS_LOW; - - if (fdtdec_get_bool(blob, node, "samsung,vl-hsp")) - panel_info.vl_hsp = CONFIG_SYS_LOW; - - if (fdtdec_get_bool(blob, node, "samsung,vl-vsp")) - panel_info.vl_vsp = CONFIG_SYS_LOW; - - if (fdtdec_get_bool(blob, node, "samsung,vl-dp")) - panel_info.vl_dp = CONFIG_SYS_LOW; - - panel_info.vl_bpix = fdtdec_get_int(blob, node, "samsung,vl-bpix", 0); - if (panel_info.vl_bpix == 0) { - debug("Can't get bits per pixel\n"); - return -ENXIO; - } - - panel_info.vl_hspw = fdtdec_get_int(blob, node, "samsung,vl-hspw", 0); - if (panel_info.vl_hspw == 0) { - debug("Can't get hsync width\n"); - return -ENXIO; - } - - panel_info.vl_hfpd = fdtdec_get_int(blob, node, "samsung,vl-hfpd", 0); - if (panel_info.vl_hfpd == 0) { - debug("Can't get right margin\n"); - return -ENXIO; - } - - panel_info.vl_hbpd = (u_char)fdtdec_get_int(blob, node, - "samsung,vl-hbpd", 0); - if (panel_info.vl_hbpd == 0) { - debug("Can't get left margin\n"); - return -ENXIO; - } - - panel_info.vl_vspw = (u_char)fdtdec_get_int(blob, node, - "samsung,vl-vspw", 0); - if (panel_info.vl_vspw == 0) { - debug("Can't get vsync width\n"); - return -ENXIO; - } - - panel_info.vl_vfpd = fdtdec_get_int(blob, node, - "samsung,vl-vfpd", 0); - if (panel_info.vl_vfpd == 0) { - debug("Can't get lower margin\n"); - return -ENXIO; - } - - panel_info.vl_vbpd = fdtdec_get_int(blob, node, "samsung,vl-vbpd", 0); - if (panel_info.vl_vbpd == 0) { - debug("Can't get upper margin\n"); - return -ENXIO; - } - - panel_info.vl_cmd_allow_len = fdtdec_get_int(blob, node, - "samsung,vl-cmd-allow-len", 0); - - panel_info.win_id = fdtdec_get_int(blob, node, "samsung,winid", 0); - panel_info.init_delay = fdtdec_get_int(blob, node, - "samsung,init-delay", 0); - panel_info.power_on_delay = fdtdec_get_int(blob, node, - "samsung,power-on-delay", 0); - panel_info.reset_delay = fdtdec_get_int(blob, node, - "samsung,reset-delay", 0); - panel_info.interface_mode = fdtdec_get_int(blob, node, - "samsung,interface-mode", 0); - panel_info.mipi_enabled = fdtdec_get_int(blob, node, - "samsung,mipi-enabled", 0); - panel_info.dp_enabled = fdtdec_get_int(blob, node, - "samsung,dp-enabled", 0); - panel_info.cs_setup = fdtdec_get_int(blob, node, - "samsung,cs-setup", 0); - panel_info.wr_setup = fdtdec_get_int(blob, node, - "samsung,wr-setup", 0); - panel_info.wr_act = fdtdec_get_int(blob, node, "samsung,wr-act", 0); - panel_info.wr_hold = fdtdec_get_int(blob, node, "samsung,wr-hold", 0); - - panel_info.logo_on = fdtdec_get_int(blob, node, "samsung,logo-on", 0); - if (panel_info.logo_on) { - panel_info.logo_width = fdtdec_get_int(blob, node, - "samsung,logo-width", 0); - panel_info.logo_height = fdtdec_get_int(blob, node, - "samsung,logo-height", 0); - panel_info.logo_addr = fdtdec_get_int(blob, node, - "samsung,logo-addr", 0); - } - - panel_info.rgb_mode = fdtdec_get_int(blob, node, - "samsung,rgb-mode", 0); - panel_info.pclk_name = fdtdec_get_int(blob, node, - "samsung,pclk-name", 0); - panel_info.sclk_div = fdtdec_get_int(blob, node, - "samsung,sclk-div", 0); - panel_info.dual_lcd_enabled = fdtdec_get_int(blob, node, - "samsung,dual-lcd-enabled", 0); - - return 0; -} -#endif - -void lcd_ctrl_init(void *lcdbase) -{ - set_system_display_ctrl(); - set_lcd_clk(); - -#if CONFIG_IS_ENABLED(OF_CONTROL) -#ifdef CONFIG_EXYNOS_MIPI_DSIM - exynos_init_dsim_platform_data(&panel_info); -#endif - exynos_lcd_misc_init(&panel_info); -#else - /* initialize parameters which is specific to panel. */ - init_panel_info(&panel_info); -#endif - - panel_width = panel_info.vl_width; - panel_height = panel_info.vl_height; - - exynos_lcd_init_mem(lcdbase, &panel_info); - - exynos_lcd_init(&panel_info); -} - -void lcd_enable(void) -{ - if (panel_info.logo_on) { - memset((void *) gd->fb_base, 0, panel_width * panel_height * - (NBITS(panel_info.vl_bpix) >> 3)); - } - - lcd_panel_on(&panel_info); -} - -/* dummy function */ -void lcd_setcolreg(ushort regno, ushort red, ushort green, ushort blue) -{ - return; -} diff --git a/drivers/video/exynos_fb.h b/drivers/video/exynos_fb.h deleted file mode 100644 index 2c2f94b..0000000 --- a/drivers/video/exynos_fb.h +++ /dev/null @@ -1,41 +0,0 @@ -/* - * Copyright (C) 2012 Samsung Electronics - * - * Author: InKi Dae <inki.dae@samsung.com> - * Author: Donghwa Lee <dh09.lee@samsung.com> - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#ifndef _EXYNOS_FB_H_ -#define _EXYNOS_FB_H_ - -#include <asm/arch/fb.h> - -#define MAX_CLOCK (86 * 1000000) - -enum exynos_cpu_auto_cmd_rate { - DISABLE_AUTO_FRM, - PER_TWO_FRM, - PER_FOUR_FRM, - PER_SIX_FRM, - PER_EIGHT_FRM, - PER_TEN_FRM, - PER_TWELVE_FRM, - PER_FOURTEEN_FRM, - PER_SIXTEEN_FRM, - PER_EIGHTEEN_FRM, - PER_TWENTY_FRM, - PER_TWENTY_TWO_FRM, - PER_TWENTY_FOUR_FRM, - PER_TWENTY_SIX_FRM, - PER_TWENTY_EIGHT_FRM, - PER_THIRTY_FRM, -}; - -void exynos_fimd_lcd_init_mem(unsigned long screen_base, unsigned long fb_size, - unsigned long palette_size); -void exynos_fimd_lcd_init(vidinfo_t *vid); -unsigned long exynos_fimd_calc_fbsize(void); - -#endif diff --git a/drivers/video/exynos_fimd.c b/drivers/video/exynos_fimd.c deleted file mode 100644 index ac001a8..0000000 --- a/drivers/video/exynos_fimd.c +++ /dev/null @@ -1,409 +0,0 @@ -/* - * Copyright (C) 2012 Samsung Electronics - * - * Author: InKi Dae <inki.dae@samsung.com> - * Author: Donghwa Lee <dh09.lee@samsung.com> - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <config.h> -#include <common.h> -#include <asm/io.h> -#include <lcd.h> -#include <div64.h> -#include <fdtdec.h> -#include <libfdt.h> -#include <asm/arch/clk.h> -#include <asm/arch/clock.h> -#include <asm/arch/cpu.h> -#include "exynos_fb.h" - -DECLARE_GLOBAL_DATA_PTR; - -static unsigned long *lcd_base_addr; -static vidinfo_t *pvid; -static struct exynos_fb *fimd_ctrl; - -void exynos_fimd_lcd_init_mem(u_long screen_base, u_long fb_size, - u_long palette_size) -{ - lcd_base_addr = (unsigned long *)screen_base; -} - -static void exynos_fimd_set_dualrgb(unsigned int enabled) -{ - unsigned int cfg = 0; - - if (enabled) { - cfg = EXYNOS_DUALRGB_BYPASS_DUAL | EXYNOS_DUALRGB_LINESPLIT | - EXYNOS_DUALRGB_VDEN_EN_ENABLE; - - /* in case of Line Split mode, MAIN_CNT doesn't neet to set. */ - cfg |= EXYNOS_DUALRGB_SUB_CNT(pvid->vl_col / 2) | - EXYNOS_DUALRGB_MAIN_CNT(0); - } - - writel(cfg, &fimd_ctrl->dualrgb); -} - -static void exynos_fimd_set_dp_clkcon(unsigned int enabled) -{ - unsigned int cfg = 0; - - if (enabled) - cfg = EXYNOS_DP_CLK_ENABLE; - - writel(cfg, &fimd_ctrl->dp_mie_clkcon); -} - -static void exynos_fimd_set_par(unsigned int win_id) -{ - unsigned int cfg = 0; - - /* set window control */ - cfg = readl((unsigned int)&fimd_ctrl->wincon0 + - EXYNOS_WINCON(win_id)); - - cfg &= ~(EXYNOS_WINCON_BITSWP_ENABLE | EXYNOS_WINCON_BYTESWP_ENABLE | - EXYNOS_WINCON_HAWSWP_ENABLE | EXYNOS_WINCON_WSWP_ENABLE | - EXYNOS_WINCON_BURSTLEN_MASK | EXYNOS_WINCON_BPPMODE_MASK | - EXYNOS_WINCON_INRGB_MASK | EXYNOS_WINCON_DATAPATH_MASK); - - /* DATAPATH is DMA */ - cfg |= EXYNOS_WINCON_DATAPATH_DMA; - - cfg |= EXYNOS_WINCON_HAWSWP_ENABLE; - - /* dma burst is 16 */ - cfg |= EXYNOS_WINCON_BURSTLEN_16WORD; - - switch (pvid->vl_bpix) { - case 4: - cfg |= EXYNOS_WINCON_BPPMODE_16BPP_565; - break; - default: - cfg |= EXYNOS_WINCON_BPPMODE_24BPP_888; - break; - } - - writel(cfg, (unsigned int)&fimd_ctrl->wincon0 + - EXYNOS_WINCON(win_id)); - - /* set window position to x=0, y=0*/ - cfg = EXYNOS_VIDOSD_LEFT_X(0) | EXYNOS_VIDOSD_TOP_Y(0); - writel(cfg, (unsigned int)&fimd_ctrl->vidosd0a + - EXYNOS_VIDOSD(win_id)); - - cfg = EXYNOS_VIDOSD_RIGHT_X(pvid->vl_col - 1) | - EXYNOS_VIDOSD_BOTTOM_Y(pvid->vl_row - 1) | - EXYNOS_VIDOSD_RIGHT_X_E(1) | - EXYNOS_VIDOSD_BOTTOM_Y_E(0); - - writel(cfg, (unsigned int)&fimd_ctrl->vidosd0b + - EXYNOS_VIDOSD(win_id)); - - /* set window size for window0*/ - cfg = EXYNOS_VIDOSD_SIZE(pvid->vl_col * pvid->vl_row); - writel(cfg, (unsigned int)&fimd_ctrl->vidosd0c + - EXYNOS_VIDOSD(win_id)); -} - -static void exynos_fimd_set_buffer_address(unsigned int win_id) -{ - unsigned long start_addr, end_addr; - - start_addr = (unsigned long)lcd_base_addr; - end_addr = start_addr + ((pvid->vl_col * (NBITS(pvid->vl_bpix) / 8)) * - pvid->vl_row); - - writel(start_addr, (unsigned int)&fimd_ctrl->vidw00add0b0 + - EXYNOS_BUFFER_OFFSET(win_id)); - writel(end_addr, (unsigned int)&fimd_ctrl->vidw00add1b0 + - EXYNOS_BUFFER_OFFSET(win_id)); -} - -static void exynos_fimd_set_clock(vidinfo_t *pvid) -{ - unsigned int cfg = 0, div = 0, remainder, remainder_div; - unsigned long pixel_clock; - unsigned long long src_clock; - - if (pvid->dual_lcd_enabled) { - pixel_clock = pvid->vl_freq * - (pvid->vl_hspw + pvid->vl_hfpd + - pvid->vl_hbpd + pvid->vl_col / 2) * - (pvid->vl_vspw + pvid->vl_vfpd + - pvid->vl_vbpd + pvid->vl_row); - } else if (pvid->interface_mode == FIMD_CPU_INTERFACE) { - pixel_clock = pvid->vl_freq * - pvid->vl_width * pvid->vl_height * - (pvid->cs_setup + pvid->wr_setup + - pvid->wr_act + pvid->wr_hold + 1); - } else { - pixel_clock = pvid->vl_freq * - (pvid->vl_hspw + pvid->vl_hfpd + - pvid->vl_hbpd + pvid->vl_col) * - (pvid->vl_vspw + pvid->vl_vfpd + - pvid->vl_vbpd + pvid->vl_row); - } - - cfg = readl(&fimd_ctrl->vidcon0); - cfg &= ~(EXYNOS_VIDCON0_CLKSEL_MASK | EXYNOS_VIDCON0_CLKVALUP_MASK | - EXYNOS_VIDCON0_CLKVAL_F(0xFF) | EXYNOS_VIDCON0_VCLKEN_MASK | - EXYNOS_VIDCON0_CLKDIR_MASK); - cfg |= (EXYNOS_VIDCON0_CLKSEL_SCLK | EXYNOS_VIDCON0_CLKVALUP_ALWAYS | - EXYNOS_VIDCON0_VCLKEN_NORMAL | EXYNOS_VIDCON0_CLKDIR_DIVIDED); - - src_clock = (unsigned long long) get_lcd_clk(); - - /* get quotient and remainder. */ - remainder = do_div(src_clock, pixel_clock); - div = src_clock; - - remainder *= 10; - remainder_div = remainder / pixel_clock; - - /* round about one places of decimals. */ - if (remainder_div >= 5) - div++; - - /* in case of dual lcd mode. */ - if (pvid->dual_lcd_enabled) - div--; - - cfg |= EXYNOS_VIDCON0_CLKVAL_F(div - 1); - writel(cfg, &fimd_ctrl->vidcon0); -} - -void exynos_set_trigger(void) -{ - unsigned int cfg = 0; - - cfg = readl(&fimd_ctrl->trigcon); - - cfg |= (EXYNOS_I80SOFT_TRIG_EN | EXYNOS_I80START_TRIG); - - writel(cfg, &fimd_ctrl->trigcon); -} - -int exynos_is_i80_frame_done(void) -{ - unsigned int cfg = 0; - int status; - - cfg = readl(&fimd_ctrl->trigcon); - - /* frame done func is valid only when TRIMODE[0] is set to 1. */ - status = (cfg & EXYNOS_I80STATUS_TRIG_DONE) == - EXYNOS_I80STATUS_TRIG_DONE; - - return status; -} - -static void exynos_fimd_lcd_on(void) -{ - unsigned int cfg = 0; - - /* display on */ - cfg = readl(&fimd_ctrl->vidcon0); - cfg |= (EXYNOS_VIDCON0_ENVID_ENABLE | EXYNOS_VIDCON0_ENVID_F_ENABLE); - writel(cfg, &fimd_ctrl->vidcon0); -} - -static void exynos_fimd_window_on(unsigned int win_id) -{ - unsigned int cfg = 0; - - /* enable window */ - cfg = readl((unsigned int)&fimd_ctrl->wincon0 + - EXYNOS_WINCON(win_id)); - cfg |= EXYNOS_WINCON_ENWIN_ENABLE; - writel(cfg, (unsigned int)&fimd_ctrl->wincon0 + - EXYNOS_WINCON(win_id)); - - cfg = readl(&fimd_ctrl->winshmap); - cfg |= EXYNOS_WINSHMAP_CH_ENABLE(win_id); - writel(cfg, &fimd_ctrl->winshmap); -} - -void exynos_fimd_lcd_off(void) -{ - unsigned int cfg = 0; - - cfg = readl(&fimd_ctrl->vidcon0); - cfg &= (EXYNOS_VIDCON0_ENVID_DISABLE | EXYNOS_VIDCON0_ENVID_F_DISABLE); - writel(cfg, &fimd_ctrl->vidcon0); -} - -void exynos_fimd_window_off(unsigned int win_id) -{ - unsigned int cfg = 0; - - cfg = readl((unsigned int)&fimd_ctrl->wincon0 + - EXYNOS_WINCON(win_id)); - cfg &= EXYNOS_WINCON_ENWIN_DISABLE; - writel(cfg, (unsigned int)&fimd_ctrl->wincon0 + - EXYNOS_WINCON(win_id)); - - cfg = readl(&fimd_ctrl->winshmap); - cfg &= ~EXYNOS_WINSHMAP_CH_DISABLE(win_id); - writel(cfg, &fimd_ctrl->winshmap); -} - -#if CONFIG_IS_ENABLED(OF_CONTROL) -/* -* The reset value for FIMD SYSMMU register MMU_CTRL is 3 -* on Exynos5420 and newer versions. -* This means FIMD SYSMMU is on by default on Exynos5420 -* and newer versions. -* Since in u-boot we don't use SYSMMU, we should disable -* those FIMD SYSMMU. -* Note that there are 2 SYSMMU for FIMD: m0 and m1. -* m0 handles windows 0 and 4, and m1 handles windows 1, 2 and 3. -* We disable both of them here. -*/ -void exynos_fimd_disable_sysmmu(void) -{ - u32 *sysmmufimd; - unsigned int node; - int node_list[2]; - int count; - int i; - - count = fdtdec_find_aliases_for_id(gd->fdt_blob, "fimd", - COMPAT_SAMSUNG_EXYNOS_SYSMMU, node_list, 2); - for (i = 0; i < count; i++) { - node = node_list[i]; - if (node <= 0) { - debug("Can't get device node for fimd sysmmu\n"); - return; - } - - sysmmufimd = (u32 *)fdtdec_get_addr(gd->fdt_blob, node, "reg"); - if (!sysmmufimd) { - debug("Can't get base address for sysmmu fimdm0"); - return; - } - - writel(0x0, sysmmufimd); - } -} -#endif - -void exynos_fimd_lcd_init(vidinfo_t *vid) -{ - unsigned int cfg = 0, rgb_mode; - unsigned int offset; -#if CONFIG_IS_ENABLED(OF_CONTROL) - unsigned int node; - - node = fdtdec_next_compatible(gd->fdt_blob, - 0, COMPAT_SAMSUNG_EXYNOS_FIMD); - if (node <= 0) - debug("exynos_fb: Can't get device node for fimd\n"); - - fimd_ctrl = (struct exynos_fb *)fdtdec_get_addr(gd->fdt_blob, - node, "reg"); - if (fimd_ctrl == NULL) - debug("Can't get the FIMD base address\n"); - - if (fdtdec_get_bool(gd->fdt_blob, node, "samsung,disable-sysmmu")) - exynos_fimd_disable_sysmmu(); - -#else - fimd_ctrl = (struct exynos_fb *)samsung_get_base_fimd(); -#endif - - offset = exynos_fimd_get_base_offset(); - - /* store panel info to global variable */ - pvid = vid; - - rgb_mode = vid->rgb_mode; - - if (vid->interface_mode == FIMD_RGB_INTERFACE) { - cfg |= EXYNOS_VIDCON0_VIDOUT_RGB; - writel(cfg, &fimd_ctrl->vidcon0); - - cfg = readl(&fimd_ctrl->vidcon2); - cfg &= ~(EXYNOS_VIDCON2_WB_MASK | - EXYNOS_VIDCON2_TVFORMATSEL_MASK | - EXYNOS_VIDCON2_TVFORMATSEL_YUV_MASK); - cfg |= EXYNOS_VIDCON2_WB_DISABLE; - writel(cfg, &fimd_ctrl->vidcon2); - - /* set polarity */ - cfg = 0; - if (!pvid->vl_clkp) - cfg |= EXYNOS_VIDCON1_IVCLK_RISING_EDGE; - if (!pvid->vl_hsp) - cfg |= EXYNOS_VIDCON1_IHSYNC_INVERT; - if (!pvid->vl_vsp) - cfg |= EXYNOS_VIDCON1_IVSYNC_INVERT; - if (!pvid->vl_dp) - cfg |= EXYNOS_VIDCON1_IVDEN_INVERT; - - writel(cfg, (unsigned int)&fimd_ctrl->vidcon1 + offset); - - /* set timing */ - cfg = EXYNOS_VIDTCON0_VFPD(pvid->vl_vfpd - 1); - cfg |= EXYNOS_VIDTCON0_VBPD(pvid->vl_vbpd - 1); - cfg |= EXYNOS_VIDTCON0_VSPW(pvid->vl_vspw - 1); - writel(cfg, (unsigned int)&fimd_ctrl->vidtcon0 + offset); - - cfg = EXYNOS_VIDTCON1_HFPD(pvid->vl_hfpd - 1); - cfg |= EXYNOS_VIDTCON1_HBPD(pvid->vl_hbpd - 1); - cfg |= EXYNOS_VIDTCON1_HSPW(pvid->vl_hspw - 1); - - writel(cfg, (unsigned int)&fimd_ctrl->vidtcon1 + offset); - - /* set lcd size */ - cfg = EXYNOS_VIDTCON2_HOZVAL(pvid->vl_col - 1) | - EXYNOS_VIDTCON2_LINEVAL(pvid->vl_row - 1) | - EXYNOS_VIDTCON2_HOZVAL_E(pvid->vl_col - 1) | - EXYNOS_VIDTCON2_LINEVAL_E(pvid->vl_row - 1); - - writel(cfg, (unsigned int)&fimd_ctrl->vidtcon2 + offset); - } - - /* set display mode */ - cfg = readl(&fimd_ctrl->vidcon0); - cfg &= ~EXYNOS_VIDCON0_PNRMODE_MASK; - cfg |= (rgb_mode << EXYNOS_VIDCON0_PNRMODE_SHIFT); - writel(cfg, &fimd_ctrl->vidcon0); - - /* set par */ - exynos_fimd_set_par(pvid->win_id); - - /* set memory address */ - exynos_fimd_set_buffer_address(pvid->win_id); - - /* set buffer size */ - cfg = EXYNOS_VIDADDR_PAGEWIDTH(pvid->vl_col * NBITS(pvid->vl_bpix) / 8) | - EXYNOS_VIDADDR_PAGEWIDTH_E(pvid->vl_col * NBITS(pvid->vl_bpix) / 8) | - EXYNOS_VIDADDR_OFFSIZE(0) | - EXYNOS_VIDADDR_OFFSIZE_E(0); - - writel(cfg, (unsigned int)&fimd_ctrl->vidw00add2 + - EXYNOS_BUFFER_SIZE(pvid->win_id)); - - /* set clock */ - exynos_fimd_set_clock(pvid); - - /* set rgb mode to dual lcd. */ - exynos_fimd_set_dualrgb(pvid->dual_lcd_enabled); - - /* display on */ - exynos_fimd_lcd_on(); - - /* window on */ - exynos_fimd_window_on(pvid->win_id); - - exynos_fimd_set_dp_clkcon(pvid->dp_enabled); -} - -unsigned long exynos_fimd_calc_fbsize(void) -{ - return pvid->vl_col * pvid->vl_row * (NBITS(pvid->vl_bpix) / 8); -} diff --git a/drivers/video/rockchip/rk_vop.c b/drivers/video/rockchip/rk_vop.c index a54af17..db09d9a 100644 --- a/drivers/video/rockchip/rk_vop.c +++ b/drivers/video/rockchip/rk_vop.c @@ -326,6 +326,7 @@ static int rk_vop_probe(struct udevice *dev) if (!ret) break; } + video_set_flush_dcache(dev, 1); return ret; } diff --git a/drivers/video/s6e8ax0.c b/drivers/video/s6e8ax0.c index 8494817..1bd49ee 100644 --- a/drivers/video/s6e8ax0.c +++ b/drivers/video/s6e8ax0.c @@ -9,8 +9,8 @@ #include <common.h> #include <asm/arch/mipi_dsim.h> -#include "exynos_mipi_dsi_lowlevel.h" -#include "exynos_mipi_dsi_common.h" +#include "exynos/exynos_mipi_dsi_lowlevel.h" +#include "exynos/exynos_mipi_dsi_common.h" static void s6e8ax0_panel_cond(struct mipi_dsim_device *dsim_dev) { diff --git a/drivers/video/simple_panel.c b/drivers/video/simple_panel.c index 6219300..b2fe345 100644 --- a/drivers/video/simple_panel.c +++ b/drivers/video/simple_panel.c @@ -88,6 +88,8 @@ static const struct panel_ops simple_panel_ops = { static const struct udevice_id simple_panel_ids[] = { { .compatible = "simple-panel" }, { .compatible = "auo,b133xtn01" }, + { .compatible = "auo,b116xw03" }, + { .compatible = "auo,b133htn01" }, { } }; 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