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-rw-r--r--arch/arm/cpu/armv7/sunxi/Makefile9
-rw-r--r--arch/arm/cpu/armv7/sunxi/board.c22
-rw-r--r--arch/arm/cpu/armv7/sunxi/clock_sun6i.c18
-rw-r--r--arch/arm/cpu/armv7/sunxi/cpu_info.c6
-rw-r--r--arch/arm/cpu/armv7/sunxi/dram_sun8i_a23.c (renamed from arch/arm/cpu/armv7/sunxi/dram_sun8i.c)0
-rw-r--r--arch/arm/cpu/armv7/sunxi/dram_sun8i_a33.c363
-rw-r--r--arch/arm/cpu/armv7/sunxi/pmic_bus.c112
-rw-r--r--arch/arm/cpu/armv7/sunxi/psci.S1
-rw-r--r--arch/arm/cpu/armv7/sunxi/usb_phy.c304
-rw-r--r--arch/arm/cpu/armv7/sunxi/usbc.c308
10 files changed, 815 insertions, 328 deletions
diff --git a/arch/arm/cpu/armv7/sunxi/Makefile b/arch/arm/cpu/armv7/sunxi/Makefile
index 4bb12ad..6a0299f 100644
--- a/arch/arm/cpu/armv7/sunxi/Makefile
+++ b/arch/arm/cpu/armv7/sunxi/Makefile
@@ -13,7 +13,7 @@ obj-y += clock.o
obj-y += cpu_info.o
obj-y += dram_helpers.o
obj-y += pinmux.o
-obj-y += usbc.o
+obj-y += usb_phy.o
obj-$(CONFIG_MACH_SUN6I) += prcm.o
obj-$(CONFIG_MACH_SUN8I) += prcm.o
obj-$(CONFIG_MACH_SUN9I) += prcm.o
@@ -27,6 +27,10 @@ obj-$(CONFIG_MACH_SUN7I) += clock_sun4i.o
obj-$(CONFIG_MACH_SUN8I) += clock_sun6i.o
obj-$(CONFIG_MACH_SUN9I) += clock_sun9i.o
+obj-$(CONFIG_AXP152_POWER) += pmic_bus.o
+obj-$(CONFIG_AXP209_POWER) += pmic_bus.o
+obj-$(CONFIG_AXP221_POWER) += pmic_bus.o
+
ifndef CONFIG_SPL_BUILD
ifdef CONFIG_ARMV7_PSCI
obj-y += psci.o
@@ -38,6 +42,7 @@ obj-$(CONFIG_MACH_SUN4I) += dram_sun4i.o
obj-$(CONFIG_MACH_SUN5I) += dram_sun4i.o
obj-$(CONFIG_MACH_SUN6I) += dram_sun6i.o
obj-$(CONFIG_MACH_SUN7I) += dram_sun4i.o
-obj-$(CONFIG_MACH_SUN8I) += dram_sun8i.o
+obj-$(CONFIG_MACH_SUN8I_A23) += dram_sun8i_a23.o
+obj-$(CONFIG_MACH_SUN8I_A33) += dram_sun8i_a33.o
obj-y += fel_utils.o
endif
diff --git a/arch/arm/cpu/armv7/sunxi/board.c b/arch/arm/cpu/armv7/sunxi/board.c
index c1b4cf5..6718ae2 100644
--- a/arch/arm/cpu/armv7/sunxi/board.c
+++ b/arch/arm/cpu/armv7/sunxi/board.c
@@ -12,8 +12,6 @@
#include <common.h>
#include <i2c.h>
-#include <netdev.h>
-#include <miiphy.h>
#include <serial.h>
#ifdef CONFIG_SPL_BUILD
#include <spl.h>
@@ -89,13 +87,14 @@ void spl_board_load_image(void)
void s_init(void)
{
-#if defined CONFIG_MACH_SUN6I || defined CONFIG_MACH_SUN8I
+#if defined CONFIG_MACH_SUN6I || defined CONFIG_MACH_SUN8I_A23
/* Magic (undocmented) value taken from boot0, without this DRAM
* access gets messed up (seems cache related) */
setbits_le32(SUNXI_SRAMC_BASE + 0x44, 0x1800);
#endif
-#if !defined CONFIG_SPL_BUILD && (defined CONFIG_MACH_SUN7I || \
- defined CONFIG_MACH_SUN6I || defined CONFIG_MACH_SUN8I)
+#if defined CONFIG_MACH_SUN6I || \
+ defined CONFIG_MACH_SUN7I || \
+ defined CONFIG_MACH_SUN8I
/* Enable SMP mode for CPU0, by setting bit 6 of Auxiliary Ctl reg */
asm volatile(
"mrc p15, 0, r0, c1, c0, 1\n"
@@ -172,7 +171,7 @@ void board_init_f(ulong dummy)
void reset_cpu(ulong addr)
{
-#if defined(CONFIG_MACH_SUN4I) || defined(CONFIG_MACH_SUN5I) || defined(CONFIG_MACH_SUN7I)
+#ifdef CONFIG_SUNXI_GEN_SUN4I
static const struct sunxi_wdog *wdog =
&((struct sunxi_timer_reg *)SUNXI_TIMER_BASE)->wdog;
@@ -184,7 +183,8 @@ void reset_cpu(ulong addr)
/* sun5i sometimes gets stuck without this */
writel(WDT_MODE_RESET_EN | WDT_MODE_EN, &wdog->mode);
}
-#else /* CONFIG_MACH_SUN6I || CONFIG_MACH_SUN8I || .. */
+#endif
+#ifdef CONFIG_SUNXI_GEN_SUN6I
static const struct sunxi_wdog *wdog =
((struct sunxi_timer_reg *)SUNXI_TIMER_BASE)->wdog;
@@ -217,14 +217,6 @@ int cpu_eth_init(bd_t *bis)
mdelay(200);
#endif
-#ifdef CONFIG_SUNXI_EMAC
- rc = sunxi_emac_initialize(bis);
- if (rc < 0) {
- printf("sunxi: failed to initialize emac\n");
- return rc;
- }
-#endif
-
#ifdef CONFIG_SUNXI_GMAC
rc = sunxi_gmac_initialize(bis);
if (rc < 0) {
diff --git a/arch/arm/cpu/armv7/sunxi/clock_sun6i.c b/arch/arm/cpu/armv7/sunxi/clock_sun6i.c
index e2a7867..3bfa122 100644
--- a/arch/arm/cpu/armv7/sunxi/clock_sun6i.c
+++ b/arch/arm/cpu/armv7/sunxi/clock_sun6i.c
@@ -170,6 +170,24 @@ void clock_set_pll5(unsigned int clk, bool sigma_delta_enable)
udelay(5500);
}
+#ifdef CONFIG_MACH_SUN8I_A33
+void clock_set_pll11(unsigned int clk, bool sigma_delta_enable)
+{
+ struct sunxi_ccm_reg * const ccm =
+ (struct sunxi_ccm_reg *)SUNXI_CCM_BASE;
+
+ if (sigma_delta_enable)
+ writel(CCM_PLL11_PATTERN, &ccm->pll5_pattern_cfg);
+
+ writel(CCM_PLL11_CTRL_EN | CCM_PLL11_CTRL_UPD |
+ (sigma_delta_enable ? CCM_PLL11_CTRL_SIGMA_DELTA_EN : 0) |
+ CCM_PLL11_CTRL_N(clk / 24000000), &ccm->pll11_cfg);
+
+ while (readl(&ccm->pll11_cfg) & CCM_PLL11_CTRL_UPD)
+ ;
+}
+#endif
+
unsigned int clock_get_pll6(void)
{
struct sunxi_ccm_reg *const ccm =
diff --git a/arch/arm/cpu/armv7/sunxi/cpu_info.c b/arch/arm/cpu/armv7/sunxi/cpu_info.c
index b6cb9de..30ec4ac 100644
--- a/arch/arm/cpu/armv7/sunxi/cpu_info.c
+++ b/arch/arm/cpu/armv7/sunxi/cpu_info.c
@@ -64,8 +64,10 @@ int print_cpuinfo(void)
}
#elif defined CONFIG_MACH_SUN7I
puts("CPU: Allwinner A20 (SUN7I)\n");
-#elif defined CONFIG_MACH_SUN8I
+#elif defined CONFIG_MACH_SUN8I_A23
puts("CPU: Allwinner A23 (SUN8I)\n");
+#elif defined CONFIG_MACH_SUN8I_A33
+ puts("CPU: Allwinner A33 (SUN8I)\n");
#else
#warning Please update cpu_info.c with correct CPU information
puts("CPU: SUNXI Family\n");
@@ -76,7 +78,7 @@ int print_cpuinfo(void)
int sunxi_get_sid(unsigned int *sid)
{
-#if defined CONFIG_MACH_SUN6I || defined CONFIG_MACH_SUN8I
+#if defined CONFIG_MACH_SUN6I || defined CONFIG_MACH_SUN8I_A23
#ifdef CONFIG_AXP221_POWER
return axp221_get_sid(sid);
#else
diff --git a/arch/arm/cpu/armv7/sunxi/dram_sun8i.c b/arch/arm/cpu/armv7/sunxi/dram_sun8i_a23.c
index 3d7964d..3d7964d 100644
--- a/arch/arm/cpu/armv7/sunxi/dram_sun8i.c
+++ b/arch/arm/cpu/armv7/sunxi/dram_sun8i_a23.c
diff --git a/arch/arm/cpu/armv7/sunxi/dram_sun8i_a33.c b/arch/arm/cpu/armv7/sunxi/dram_sun8i_a33.c
new file mode 100644
index 0000000..d03f00d
--- /dev/null
+++ b/arch/arm/cpu/armv7/sunxi/dram_sun8i_a33.c
@@ -0,0 +1,363 @@
+/*
+ * Sun8i a33 platform dram controller init.
+ *
+ * (C) Copyright 2007-2015 Allwinner Technology Co.
+ * Jerry Wang <wangflord@allwinnertech.com>
+ * (C) Copyright 2015 Vishnu Patekar <vishnupatekar0510@gmail.com>
+ * (C) Copyright 2015 Hans de Goede <hdegoede@redhat.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+#include <common.h>
+#include <errno.h>
+#include <asm/io.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/dram.h>
+#include <asm/arch/prcm.h>
+
+/* PLL runs at 2x dram-clk, controller runs at PLL / 4 (dram-clk / 2) */
+#define DRAM_CLK_MUL 2
+#define DRAM_CLK_DIV 4
+#define DRAM_SIGMA_DELTA_ENABLE 1
+#define DRAM_ODT_EN 0
+
+struct dram_para {
+ u8 cs1;
+ u8 seq;
+ u8 bank;
+ u8 rank;
+ u8 rows;
+ u8 bus_width;
+ u16 page_size;
+};
+
+static void mctl_set_cr(struct dram_para *para)
+{
+ struct sunxi_mctl_com_reg * const mctl_com =
+ (struct sunxi_mctl_com_reg *)SUNXI_DRAM_COM_BASE;
+
+ writel(MCTL_CR_CS1_CONTROL(para->cs1) | MCTL_CR_UNKNOWN |
+ MCTL_CR_CHANNEL(1) | MCTL_CR_DDR3 |
+ (para->seq ? MCTL_CR_SEQUENCE : 0) |
+ ((para->bus_width == 16) ? MCTL_CR_BUSW16 : MCTL_CR_BUSW8) |
+ MCTL_CR_PAGE_SIZE(para->page_size) | MCTL_CR_ROW(para->rows) |
+ MCTL_CR_BANK(para->bank) | MCTL_CR_RANK(para->rank),
+ &mctl_com->cr);
+}
+
+static void auto_detect_dram_size(struct dram_para *para)
+{
+ u8 orig_rank = para->rank;
+ int rows, columns;
+
+ /* Row detect */
+ para->page_size = 512;
+ para->seq = 1;
+ para->rows = 16;
+ para->rank = 1;
+ mctl_set_cr(para);
+ for (rows = 11 ; rows < 16 ; rows++) {
+ if (mctl_mem_matches(1 << (rows + 9))) /* row-column */
+ break;
+ }
+
+ /* Column (page size) detect */
+ para->rows = 11;
+ para->page_size = 8192;
+ mctl_set_cr(para);
+ for (columns = 9 ; columns < 13 ; columns++) {
+ if (mctl_mem_matches(1 << columns))
+ break;
+ }
+
+ para->seq = 0;
+ para->rank = orig_rank;
+ para->rows = rows;
+ para->page_size = 1 << columns;
+ mctl_set_cr(para);
+}
+
+static inline int ns_to_t(int nanoseconds)
+{
+ const unsigned int ctrl_freq =
+ CONFIG_DRAM_CLK * DRAM_CLK_MUL / DRAM_CLK_DIV;
+
+ return (ctrl_freq * nanoseconds + 999) / 1000;
+}
+
+static void auto_set_timing_para(struct dram_para *para)
+{
+ struct sunxi_mctl_ctl_reg * const mctl_ctl =
+ (struct sunxi_mctl_ctl_reg *)SUNXI_DRAM_CTL0_BASE;
+ u32 reg_val;
+
+ u8 tccd = 2;
+ u8 tfaw = ns_to_t(50);
+ u8 trrd = max(ns_to_t(10), 4);
+ u8 trcd = ns_to_t(15);
+ u8 trc = ns_to_t(53);
+ u8 txp = max(ns_to_t(8), 3);
+ u8 twtr = max(ns_to_t(8), 4);
+ u8 trtp = max(ns_to_t(8), 4);
+ u8 twr = max(ns_to_t(15), 3);
+ u8 trp = ns_to_t(15);
+ u8 tras = ns_to_t(38);
+
+ u16 trefi = ns_to_t(7800) / 32;
+ u16 trfc = ns_to_t(350);
+
+ /* Fixed timing parameters */
+ u8 tmrw = 0;
+ u8 tmrd = 4;
+ u8 tmod = 12;
+ u8 tcke = 3;
+ u8 tcksrx = 5;
+ u8 tcksre = 5;
+ u8 tckesr = 4;
+ u8 trasmax = 24;
+ u8 tcl = 6; /* CL 12 */
+ u8 tcwl = 4; /* CWL 8 */
+ u8 t_rdata_en = 4;
+ u8 wr_latency = 2;
+
+ u32 tdinit0 = (500 * CONFIG_DRAM_CLK) + 1; /* 500us */
+ u32 tdinit1 = (360 * CONFIG_DRAM_CLK) / 1000 + 1; /* 360ns */
+ u32 tdinit2 = (200 * CONFIG_DRAM_CLK) + 1; /* 200us */
+ u32 tdinit3 = (1 * CONFIG_DRAM_CLK) + 1; /* 1us */
+
+ u8 twtp = tcwl + 2 + twr; /* WL + BL / 2 + tWR */
+ u8 twr2rd = tcwl + 2 + twtr; /* WL + BL / 2 + tWTR */
+ u8 trd2wr = tcl + 2 + 1 - tcwl; /* RL + BL / 2 + 2 - WL */
+
+ /* Set work mode register */
+ mctl_set_cr(para);
+ /* Set mode register */
+ writel(MCTL_MR0, &mctl_ctl->mr0);
+ writel(MCTL_MR1, &mctl_ctl->mr1);
+ writel(MCTL_MR2, &mctl_ctl->mr2);
+ writel(MCTL_MR3, &mctl_ctl->mr3);
+ /* Set dram timing */
+ reg_val = (twtp << 24) | (tfaw << 16) | (trasmax << 8) | (tras << 0);
+ writel(reg_val, &mctl_ctl->dramtmg0);
+ reg_val = (txp << 16) | (trtp << 8) | (trc << 0);
+ writel(reg_val, &mctl_ctl->dramtmg1);
+ reg_val = (tcwl << 24) | (tcl << 16) | (trd2wr << 8) | (twr2rd << 0);
+ writel(reg_val, &mctl_ctl->dramtmg2);
+ reg_val = (tmrw << 16) | (tmrd << 12) | (tmod << 0);
+ writel(reg_val, &mctl_ctl->dramtmg3);
+ reg_val = (trcd << 24) | (tccd << 16) | (trrd << 8) | (trp << 0);
+ writel(reg_val, &mctl_ctl->dramtmg4);
+ reg_val = (tcksrx << 24) | (tcksre << 16) | (tckesr << 8) | (tcke << 0);
+ writel(reg_val, &mctl_ctl->dramtmg5);
+ /* Set two rank timing and exit self-refresh timing */
+ reg_val = readl(&mctl_ctl->dramtmg8);
+ reg_val &= ~(0xff << 8);
+ reg_val &= ~(0xff << 0);
+ reg_val |= (0x33 << 8);
+ reg_val |= (0x8 << 0);
+ writel(reg_val, &mctl_ctl->dramtmg8);
+ /* Set phy interface time */
+ reg_val = (0x2 << 24) | (t_rdata_en << 16) | (0x1 << 8)
+ | (wr_latency << 0);
+ /* PHY interface write latency and read latency configure */
+ writel(reg_val, &mctl_ctl->pitmg0);
+ /* Set phy time PTR0-2 use default */
+ writel(((tdinit0 << 0) | (tdinit1 << 20)), &mctl_ctl->ptr3);
+ writel(((tdinit2 << 0) | (tdinit3 << 20)), &mctl_ctl->ptr4);
+ /* Set refresh timing */
+ reg_val = (trefi << 16) | (trfc << 0);
+ writel(reg_val, &mctl_ctl->rfshtmg);
+}
+
+static void mctl_set_pir(u32 val)
+{
+ struct sunxi_mctl_ctl_reg * const mctl_ctl =
+ (struct sunxi_mctl_ctl_reg *)SUNXI_DRAM_CTL0_BASE;
+
+ writel(val, &mctl_ctl->pir);
+ mctl_await_completion(&mctl_ctl->pgsr0, 0x1, 0x1);
+}
+
+static void mctl_data_train_cfg(struct dram_para *para)
+{
+ struct sunxi_mctl_ctl_reg * const mctl_ctl =
+ (struct sunxi_mctl_ctl_reg *)SUNXI_DRAM_CTL0_BASE;
+
+ if (para->rank == 2)
+ clrsetbits_le32(&mctl_ctl->dtcr, 0x3 << 24, 0x3 << 24);
+ else
+ clrsetbits_le32(&mctl_ctl->dtcr, 0x3 << 24, 0x1 << 24);
+}
+
+static int mctl_train_dram(struct dram_para *para)
+{
+ struct sunxi_mctl_ctl_reg * const mctl_ctl =
+ (struct sunxi_mctl_ctl_reg *)SUNXI_DRAM_CTL0_BASE;
+
+ mctl_data_train_cfg(para);
+ mctl_set_pir(0x1f3);
+
+ return ((readl(&mctl_ctl->pgsr0) >> 20) & 0xff) ? -EIO : 0;
+}
+
+static int mctl_channel_init(struct dram_para *para)
+{
+ struct sunxi_mctl_ctl_reg * const mctl_ctl =
+ (struct sunxi_mctl_ctl_reg *)SUNXI_DRAM_CTL0_BASE;
+ struct sunxi_mctl_com_reg * const mctl_com =
+ (struct sunxi_mctl_com_reg *)SUNXI_DRAM_COM_BASE;
+ u32 low_data_lines_status; /* Training status of datalines 0 - 7 */
+ u32 high_data_lines_status; /* Training status of datalines 8 - 15 */
+
+ auto_set_timing_para(para);
+
+ /* Disable dram VTC */
+ clrbits_le32(&mctl_ctl->pgcr0, 0x3f << 0);
+
+ /* Set ODT */
+ if ((CONFIG_DRAM_CLK > 400) && DRAM_ODT_EN) {
+ setbits_le32(DXnGCR0(0), 0x3 << 9);
+ setbits_le32(DXnGCR0(1), 0x3 << 9);
+ } else {
+ clrbits_le32(DXnGCR0(0), 0x3 << 9);
+ clrbits_le32(DXnGCR0(1), 0x3 << 9);
+ }
+
+ /* set PLL configuration */
+ if (CONFIG_DRAM_CLK >= 480)
+ setbits_le32(&mctl_ctl->pllgcr, 0x1 << 18);
+ else
+ setbits_le32(&mctl_ctl->pllgcr, 0x3 << 18);
+
+ /* Auto detect dram config, set 2 rank and 16bit bus-width */
+ para->cs1 = 0;
+ para->rank = 2;
+ para->bus_width = 16;
+ mctl_set_cr(para);
+
+ /* Open DQS gating */
+ clrbits_le32(&mctl_ctl->pgcr2, (0x3 << 6));
+ clrbits_le32(&mctl_ctl->dqsgmr, (0x1 << 8) | (0x7));
+
+ mctl_data_train_cfg(para);
+
+ /* ZQ calibration */
+ writel(CONFIG_DRAM_ZQ & 0xff, &mctl_ctl->zqcr1);
+ /* CA calibration */
+ mctl_set_pir(0x00000003);
+ /* More ZQ calibration */
+ writel(readl(&mctl_ctl->zqsr0) | 0x10000000, &mctl_ctl->zqcr2);
+ writel((CONFIG_DRAM_ZQ >> 8) & 0xff, &mctl_ctl->zqcr1);
+
+ /* DQS gate training */
+ if (mctl_train_dram(para) != 0) {
+ low_data_lines_status = (readl(DXnGSR0(0)) >> 24) & 0x03;
+ high_data_lines_status = (readl(DXnGSR0(1)) >> 24) & 0x03;
+
+ if (low_data_lines_status == 0x3)
+ return -EIO;
+
+ /* DRAM has only one rank */
+ para->rank = 1;
+ mctl_set_cr(para);
+
+ if (low_data_lines_status == high_data_lines_status)
+ goto done; /* 16 bit bus, 1 rank */
+
+ if (!(low_data_lines_status & high_data_lines_status)) {
+ /* Retry 16 bit bus-width with CS1 set */
+ para->cs1 = 1;
+ mctl_set_cr(para);
+ if (mctl_train_dram(para) == 0)
+ goto done;
+ }
+
+ /* Try 8 bit bus-width */
+ writel(0x0, DXnGCR0(1)); /* Disable high DQ */
+ para->cs1 = 0;
+ para->bus_width = 8;
+ mctl_set_cr(para);
+ if (mctl_train_dram(para) != 0)
+ return -EIO;
+ }
+done:
+ /* Check the dramc status */
+ mctl_await_completion(&mctl_ctl->statr, 0x1, 0x1);
+
+ /* Close DQS gating */
+ setbits_le32(&mctl_ctl->pgcr2, 0x3 << 6);
+
+ /* Enable master access */
+ writel(0xffffffff, &mctl_com->maer);
+
+ return 0;
+}
+
+static void mctl_sys_init(struct dram_para *para)
+{
+ struct sunxi_ccm_reg * const ccm =
+ (struct sunxi_ccm_reg *)SUNXI_CCM_BASE;
+ struct sunxi_mctl_ctl_reg * const mctl_ctl =
+ (struct sunxi_mctl_ctl_reg *)SUNXI_DRAM_CTL0_BASE;
+ struct sunxi_mctl_com_reg * const mctl_com =
+ (struct sunxi_mctl_com_reg *)SUNXI_DRAM_COM_BASE;
+
+ clrsetbits_le32(&ccm->dram_pll_cfg, CCM_DRAMPLL_CFG_SRC_MASK,
+ CCM_DRAMPLL_CFG_SRC_PLL11);
+
+ clock_set_pll11(CONFIG_DRAM_CLK * 1000000 * DRAM_CLK_MUL,
+ DRAM_SIGMA_DELTA_ENABLE);
+
+ clrsetbits_le32(&ccm->dram_clk_cfg, CCM_DRAMCLK_CFG_DIV_MASK,
+ CCM_DRAMCLK_CFG_DIV(DRAM_CLK_DIV) |
+ CCM_DRAMCLK_CFG_RST | CCM_DRAMCLK_CFG_UPD);
+ mctl_await_completion(&ccm->dram_clk_cfg, CCM_DRAMCLK_CFG_UPD, 0);
+
+ setbits_le32(&ccm->ahb_reset0_cfg, 1 << AHB_RESET_OFFSET_MCTL);
+ setbits_le32(&ccm->ahb_gate0, 1 << AHB_GATE_OFFSET_MCTL);
+ setbits_le32(&ccm->mbus_reset, CCM_MBUS_RESET_RESET);
+ setbits_le32(&ccm->mbus0_clk_cfg, MBUS_CLK_GATE);
+
+ /* Set dram master access priority */
+ writel(0x0, &mctl_com->mapr);
+ writel(0x0f802f01, &mctl_ctl->sched);
+ writel(0x0000400f, &mctl_ctl->clken); /* normal */
+
+ udelay(250);
+}
+
+unsigned long sunxi_dram_init(void)
+{
+ struct sunxi_mctl_com_reg * const mctl_com =
+ (struct sunxi_mctl_com_reg *)SUNXI_DRAM_COM_BASE;
+ struct sunxi_mctl_ctl_reg * const mctl_ctl =
+ (struct sunxi_mctl_ctl_reg *)SUNXI_DRAM_CTL0_BASE;
+
+ struct dram_para para = {
+ .cs1 = 0,
+ .bank = 1,
+ .rank = 1,
+ .rows = 15,
+ .bus_width = 16,
+ .page_size = 2048,
+ };
+
+ mctl_sys_init(&para);
+
+ if (mctl_channel_init(&para) != 0)
+ return 0;
+
+ auto_detect_dram_size(&para);
+
+ /* Enable master software clk */
+ writel(readl(&mctl_com->swonr) | 0x3ffff, &mctl_com->swonr);
+
+ /* Set DRAM ODT MAP */
+ if (para.rank == 2)
+ writel(0x00000303, &mctl_ctl->odtmap);
+ else
+ writel(0x00000201, &mctl_ctl->odtmap);
+
+ return para.page_size * (para.bus_width / 8) *
+ (1 << (para.bank + para.rank + para.rows));
+}
diff --git a/arch/arm/cpu/armv7/sunxi/pmic_bus.c b/arch/arm/cpu/armv7/sunxi/pmic_bus.c
new file mode 100644
index 0000000..9e05127
--- /dev/null
+++ b/arch/arm/cpu/armv7/sunxi/pmic_bus.c
@@ -0,0 +1,112 @@
+/*
+ * (C) Copyright 2015 Hans de Goede <hdegoede@redhat.com>
+ *
+ * Sunxi PMIC bus access helpers
+ *
+ * The axp152 & axp209 use an i2c bus, the axp221 uses the p2wi bus and the
+ * axp223 uses the rsb bus, these functions abstract this.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/arch/p2wi.h>
+#include <asm/arch/rsb.h>
+#include <i2c.h>
+#include <asm/arch/pmic_bus.h>
+
+#define AXP152_I2C_ADDR 0x30
+
+#define AXP209_I2C_ADDR 0x34
+
+#define AXP221_CHIP_ADDR 0x68
+#define AXP221_CTRL_ADDR 0x3e
+#define AXP221_INIT_DATA 0x3e
+
+#define AXP223_DEVICE_ADDR 0x3a3
+#define AXP223_RUNTIME_ADDR 0x2d
+
+int pmic_bus_init(void)
+{
+ /* This cannot be 0 because it is used in SPL before BSS is ready */
+ static int needs_init = 1;
+ __maybe_unused int ret;
+
+ if (!needs_init)
+ return 0;
+
+#ifdef CONFIG_AXP221_POWER
+# ifdef CONFIG_MACH_SUN6I
+ p2wi_init();
+ ret = p2wi_change_to_p2wi_mode(AXP221_CHIP_ADDR, AXP221_CTRL_ADDR,
+ AXP221_INIT_DATA);
+# else
+ ret = rsb_init();
+ if (ret)
+ return ret;
+
+ ret = rsb_set_device_address(AXP223_DEVICE_ADDR, AXP223_RUNTIME_ADDR);
+# endif
+ if (ret)
+ return ret;
+#endif
+
+ needs_init = 0;
+ return 0;
+}
+
+int pmic_bus_read(u8 reg, u8 *data)
+{
+#ifdef CONFIG_AXP152_POWER
+ return i2c_read(AXP152_I2C_ADDR, reg, 1, data, 1);
+#elif defined CONFIG_AXP209_POWER
+ return i2c_read(AXP209_I2C_ADDR, reg, 1, data, 1);
+#elif defined CONFIG_AXP221_POWER
+# ifdef CONFIG_MACH_SUN6I
+ return p2wi_read(reg, data);
+# else
+ return rsb_read(AXP223_RUNTIME_ADDR, reg, data);
+# endif
+#endif
+}
+
+int pmic_bus_write(u8 reg, u8 data)
+{
+#ifdef CONFIG_AXP152_POWER
+ return i2c_write(AXP152_I2C_ADDR, reg, 1, &data, 1);
+#elif defined CONFIG_AXP209_POWER
+ return i2c_write(AXP209_I2C_ADDR, reg, 1, &data, 1);
+#elif defined CONFIG_AXP221_POWER
+# ifdef CONFIG_MACH_SUN6I
+ return p2wi_write(reg, data);
+# else
+ return rsb_write(AXP223_RUNTIME_ADDR, reg, data);
+# endif
+#endif
+}
+
+int pmic_bus_setbits(u8 reg, u8 bits)
+{
+ int ret;
+ u8 val;
+
+ ret = pmic_bus_read(reg, &val);
+ if (ret)
+ return ret;
+
+ val |= bits;
+ return pmic_bus_write(reg, val);
+}
+
+int pmic_bus_clrbits(u8 reg, u8 bits)
+{
+ int ret;
+ u8 val;
+
+ ret = pmic_bus_read(reg, &val);
+ if (ret)
+ return ret;
+
+ val &= ~bits;
+ return pmic_bus_write(reg, val);
+}
diff --git a/arch/arm/cpu/armv7/sunxi/psci.S b/arch/arm/cpu/armv7/sunxi/psci.S
index e0a524e..07b2d76 100644
--- a/arch/arm/cpu/armv7/sunxi/psci.S
+++ b/arch/arm/cpu/armv7/sunxi/psci.S
@@ -254,7 +254,6 @@ _sunxi_cpu_entry:
isb
bl _nonsec_init
- bl psci_arch_init
adr r0, _target_pc
ldr r0, [r0]
diff --git a/arch/arm/cpu/armv7/sunxi/usb_phy.c b/arch/arm/cpu/armv7/sunxi/usb_phy.c
new file mode 100644
index 0000000..410669e
--- /dev/null
+++ b/arch/arm/cpu/armv7/sunxi/usb_phy.c
@@ -0,0 +1,304 @@
+/*
+ * Sunxi usb-phy code
+ *
+ * Copyright (C) 2015 Hans de Goede <hdegoede@redhat.com>
+ * Copyright (C) 2014 Roman Byshko <rbyshko@gmail.com>
+ *
+ * Based on code from
+ * Allwinner Technology Co., Ltd. <www.allwinnertech.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/cpu.h>
+#include <asm/arch/usb_phy.h>
+#include <asm/gpio.h>
+#include <asm/io.h>
+#include <errno.h>
+#ifdef CONFIG_AXP152_POWER
+#include <axp152.h>
+#endif
+#ifdef CONFIG_AXP209_POWER
+#include <axp209.h>
+#endif
+#ifdef CONFIG_AXP221_POWER
+#include <axp221.h>
+#endif
+
+#define SUNXI_USB_PMU_IRQ_ENABLE 0x800
+#ifdef CONFIG_MACH_SUN8I_A33
+#define SUNXI_USB_CSR 0x410
+#else
+#define SUNXI_USB_CSR 0x404
+#endif
+#define SUNXI_USB_PASSBY_EN 1
+
+#define SUNXI_EHCI_AHB_ICHR8_EN (1 << 10)
+#define SUNXI_EHCI_AHB_INCR4_BURST_EN (1 << 9)
+#define SUNXI_EHCI_AHB_INCRX_ALIGN_EN (1 << 8)
+#define SUNXI_EHCI_ULPI_BYPASS_EN (1 << 0)
+
+static struct sunxi_usb_phy {
+ int usb_rst_mask;
+ int gpio_vbus;
+ int gpio_vbus_det;
+ int id;
+ int init_count;
+ int power_on_count;
+} sunxi_usb_phy[] = {
+ {
+ .usb_rst_mask = CCM_USB_CTRL_PHY0_RST | CCM_USB_CTRL_PHY0_CLK,
+ .id = 0,
+ },
+ {
+ .usb_rst_mask = CCM_USB_CTRL_PHY1_RST | CCM_USB_CTRL_PHY1_CLK,
+ .id = 1,
+ },
+#if CONFIG_SUNXI_USB_PHYS >= 3
+ {
+ .usb_rst_mask = CCM_USB_CTRL_PHY2_RST | CCM_USB_CTRL_PHY2_CLK,
+ .id = 2,
+ }
+#endif
+};
+
+static int get_vbus_gpio(int index)
+{
+ switch (index) {
+ case 0: return sunxi_name_to_gpio(CONFIG_USB0_VBUS_PIN);
+ case 1: return sunxi_name_to_gpio(CONFIG_USB1_VBUS_PIN);
+ case 2: return sunxi_name_to_gpio(CONFIG_USB2_VBUS_PIN);
+ }
+ return -EINVAL;
+}
+
+static int get_vbus_detect_gpio(int index)
+{
+ switch (index) {
+ case 0: return sunxi_name_to_gpio(CONFIG_USB0_VBUS_DET);
+ }
+ return -EINVAL;
+}
+
+static void usb_phy_write(struct sunxi_usb_phy *phy, int addr,
+ int data, int len)
+{
+ int j = 0, usbc_bit = 0;
+ void *dest = (void *)SUNXI_USB0_BASE + SUNXI_USB_CSR;
+
+#ifdef CONFIG_MACH_SUN8I_A33
+ /* CSR needs to be explicitly initialized to 0 on A33 */
+ writel(0, dest);
+#endif
+
+ usbc_bit = 1 << (phy->id * 2);
+ for (j = 0; j < len; j++) {
+ /* set the bit address to be written */
+ clrbits_le32(dest, 0xff << 8);
+ setbits_le32(dest, (addr + j) << 8);
+
+ clrbits_le32(dest, usbc_bit);
+ /* set data bit */
+ if (data & 0x1)
+ setbits_le32(dest, 1 << 7);
+ else
+ clrbits_le32(dest, 1 << 7);
+
+ setbits_le32(dest, usbc_bit);
+
+ clrbits_le32(dest, usbc_bit);
+
+ data >>= 1;
+ }
+}
+
+static void sunxi_usb_phy_config(struct sunxi_usb_phy *phy)
+{
+ /* The following comments are machine
+ * translated from Chinese, you have been warned!
+ */
+
+ /* Regulation 45 ohms */
+ if (phy->id == 0)
+ usb_phy_write(phy, 0x0c, 0x01, 1);
+
+ /* adjust PHY's magnitude and rate */
+ usb_phy_write(phy, 0x20, 0x14, 5);
+
+ /* threshold adjustment disconnect */
+#if defined CONFIG_MACH_SUN4I || defined CONFIG_MACH_SUN6I
+ usb_phy_write(phy, 0x2a, 3, 2);
+#else
+ usb_phy_write(phy, 0x2a, 2, 2);
+#endif
+
+ return;
+}
+
+static void sunxi_usb_phy_passby(int index, int enable)
+{
+ unsigned long bits = 0;
+ void *addr;
+
+ if (index == 1)
+ addr = (void *)SUNXI_USB1_BASE + SUNXI_USB_PMU_IRQ_ENABLE;
+ else
+ addr = (void *)SUNXI_USB2_BASE + SUNXI_USB_PMU_IRQ_ENABLE;
+
+ bits = SUNXI_EHCI_AHB_ICHR8_EN |
+ SUNXI_EHCI_AHB_INCR4_BURST_EN |
+ SUNXI_EHCI_AHB_INCRX_ALIGN_EN |
+ SUNXI_EHCI_ULPI_BYPASS_EN;
+
+ if (enable)
+ setbits_le32(addr, bits);
+ else
+ clrbits_le32(addr, bits);
+
+ return;
+}
+
+void sunxi_usb_phy_enable_squelch_detect(int index, int enable)
+{
+ struct sunxi_usb_phy *phy = &sunxi_usb_phy[index];
+
+ usb_phy_write(phy, 0x3c, enable ? 0 : 2, 2);
+}
+
+void sunxi_usb_phy_init(int index)
+{
+ struct sunxi_usb_phy *phy = &sunxi_usb_phy[index];
+ struct sunxi_ccm_reg *ccm = (struct sunxi_ccm_reg *)SUNXI_CCM_BASE;
+
+ phy->init_count++;
+ if (phy->init_count != 1)
+ return;
+
+ setbits_le32(&ccm->usb_clk_cfg, phy->usb_rst_mask);
+
+ sunxi_usb_phy_config(phy);
+
+ if (phy->id != 0)
+ sunxi_usb_phy_passby(index, SUNXI_USB_PASSBY_EN);
+}
+
+void sunxi_usb_phy_exit(int index)
+{
+ struct sunxi_usb_phy *phy = &sunxi_usb_phy[index];
+ struct sunxi_ccm_reg *ccm = (struct sunxi_ccm_reg *)SUNXI_CCM_BASE;
+
+ phy->init_count--;
+ if (phy->init_count != 0)
+ return;
+
+ if (phy->id != 0)
+ sunxi_usb_phy_passby(index, !SUNXI_USB_PASSBY_EN);
+
+ clrbits_le32(&ccm->usb_clk_cfg, phy->usb_rst_mask);
+}
+
+void sunxi_usb_phy_power_on(int index)
+{
+ struct sunxi_usb_phy *phy = &sunxi_usb_phy[index];
+
+ phy->power_on_count++;
+ if (phy->power_on_count != 1)
+ return;
+
+ if (phy->gpio_vbus >= 0)
+ gpio_set_value(phy->gpio_vbus, 1);
+}
+
+void sunxi_usb_phy_power_off(int index)
+{
+ struct sunxi_usb_phy *phy = &sunxi_usb_phy[index];
+
+ phy->power_on_count--;
+ if (phy->power_on_count != 0)
+ return;
+
+ if (phy->gpio_vbus >= 0)
+ gpio_set_value(phy->gpio_vbus, 0);
+}
+
+int sunxi_usb_phy_vbus_detect(int index)
+{
+ struct sunxi_usb_phy *phy = &sunxi_usb_phy[index];
+ int err, retries = 3;
+
+ if (phy->gpio_vbus_det < 0) {
+ eprintf("Error: invalid vbus detection pin\n");
+ return phy->gpio_vbus_det;
+ }
+
+ err = gpio_get_value(phy->gpio_vbus_det);
+ /*
+ * Vbus may have been provided by the board and just been turned of
+ * some milliseconds ago on reset, what we're measuring then is a
+ * residual charge on Vbus, sleep a bit and try again.
+ */
+ while (err > 0 && retries--) {
+ mdelay(100);
+ err = gpio_get_value(phy->gpio_vbus_det);
+ }
+
+ return err;
+}
+
+int sunxi_usb_phy_probe(void)
+{
+ struct sunxi_ccm_reg *ccm = (struct sunxi_ccm_reg *)SUNXI_CCM_BASE;
+ struct sunxi_usb_phy *phy;
+ int i, ret = 0;
+
+ for (i = 0; i < CONFIG_SUNXI_USB_PHYS; i++) {
+ phy = &sunxi_usb_phy[i];
+
+ phy->gpio_vbus = get_vbus_gpio(i);
+ if (phy->gpio_vbus >= 0) {
+ ret = gpio_request(phy->gpio_vbus, "usb_vbus");
+ if (ret)
+ return ret;
+ ret = gpio_direction_output(phy->gpio_vbus, 0);
+ if (ret)
+ return ret;
+ }
+
+ phy->gpio_vbus_det = get_vbus_detect_gpio(i);
+ if (phy->gpio_vbus_det >= 0) {
+ ret = gpio_request(phy->gpio_vbus_det, "usb_vbus_det");
+ if (ret)
+ return ret;
+ ret = gpio_direction_input(phy->gpio_vbus_det);
+ if (ret)
+ return ret;
+ }
+ }
+
+ setbits_le32(&ccm->usb_clk_cfg, CCM_USB_CTRL_PHYGATE);
+
+ return 0;
+}
+
+int sunxi_usb_phy_remove(void)
+{
+ struct sunxi_ccm_reg *ccm = (struct sunxi_ccm_reg *)SUNXI_CCM_BASE;
+ struct sunxi_usb_phy *phy;
+ int i;
+
+ clrbits_le32(&ccm->usb_clk_cfg, CCM_USB_CTRL_PHYGATE);
+
+ for (i = 0; i < CONFIG_SUNXI_USB_PHYS; i++) {
+ phy = &sunxi_usb_phy[i];
+
+ if (phy->gpio_vbus >= 0)
+ gpio_free(phy->gpio_vbus);
+
+ if (phy->gpio_vbus_det >= 0)
+ gpio_free(phy->gpio_vbus_det);
+ }
+
+ return 0;
+}
diff --git a/arch/arm/cpu/armv7/sunxi/usbc.c b/arch/arm/cpu/armv7/sunxi/usbc.c
deleted file mode 100644
index a0e9604..0000000
--- a/arch/arm/cpu/armv7/sunxi/usbc.c
+++ /dev/null
@@ -1,308 +0,0 @@
-/*
- * Sunxi usb-controller code shared between the ehci and musb controllers
- *
- * Copyright (C) 2014 Roman Byshko
- *
- * Roman Byshko <rbyshko@gmail.com>
- *
- * Based on code from
- * Allwinner Technology Co., Ltd. <www.allwinnertech.com>
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <asm/arch/clock.h>
-#include <asm/arch/cpu.h>
-#include <asm/arch/usbc.h>
-#include <asm/gpio.h>
-#include <asm/io.h>
-#include <common.h>
-#ifdef CONFIG_AXP152_POWER
-#include <axp152.h>
-#endif
-#ifdef CONFIG_AXP209_POWER
-#include <axp209.h>
-#endif
-#ifdef CONFIG_AXP221_POWER
-#include <axp221.h>
-#endif
-
-#define SUNXI_USB_PMU_IRQ_ENABLE 0x800
-#define SUNXI_USB_CSR 0x404
-#define SUNXI_USB_PASSBY_EN 1
-
-#define SUNXI_EHCI_AHB_ICHR8_EN (1 << 10)
-#define SUNXI_EHCI_AHB_INCR4_BURST_EN (1 << 9)
-#define SUNXI_EHCI_AHB_INCRX_ALIGN_EN (1 << 8)
-#define SUNXI_EHCI_ULPI_BYPASS_EN (1 << 0)
-
-static struct sunxi_usbc_hcd {
- struct usb_hcd *hcd;
- int usb_rst_mask;
- int ahb_clk_mask;
- int gpio_vbus;
- int gpio_vbus_det;
- int irq;
- int id;
-} sunxi_usbc_hcd[] = {
- {
- .usb_rst_mask = CCM_USB_CTRL_PHY0_RST | CCM_USB_CTRL_PHY0_CLK,
- .ahb_clk_mask = 1 << AHB_GATE_OFFSET_USB0,
-#if defined CONFIG_MACH_SUN6I || defined CONFIG_MACH_SUN8I
- .irq = 71,
-#else
- .irq = 38,
-#endif
- .id = 0,
- },
- {
- .usb_rst_mask = CCM_USB_CTRL_PHY1_RST | CCM_USB_CTRL_PHY1_CLK,
- .ahb_clk_mask = 1 << AHB_GATE_OFFSET_USB_EHCI0,
-#if defined CONFIG_MACH_SUN6I || defined CONFIG_MACH_SUN8I
- .irq = 72,
-#else
- .irq = 39,
-#endif
- .id = 1,
- },
-#if (CONFIG_USB_MAX_CONTROLLER_COUNT > 1)
- {
- .usb_rst_mask = CCM_USB_CTRL_PHY2_RST | CCM_USB_CTRL_PHY2_CLK,
- .ahb_clk_mask = 1 << AHB_GATE_OFFSET_USB_EHCI1,
-#ifdef CONFIG_MACH_SUN6I
- .irq = 74,
-#else
- .irq = 40,
-#endif
- .id = 2,
- }
-#endif
-};
-
-static int enabled_hcd_count;
-
-void *sunxi_usbc_get_io_base(int index)
-{
- switch (index) {
- case 0:
- return (void *)SUNXI_USB0_BASE;
- case 1:
- return (void *)SUNXI_USB1_BASE;
- case 2:
- return (void *)SUNXI_USB2_BASE;
- default:
- return NULL;
- }
-}
-
-static int get_vbus_gpio(int index)
-{
- switch (index) {
- case 0: return sunxi_name_to_gpio(CONFIG_USB0_VBUS_PIN);
- case 1: return sunxi_name_to_gpio(CONFIG_USB1_VBUS_PIN);
- case 2: return sunxi_name_to_gpio(CONFIG_USB2_VBUS_PIN);
- }
- return -1;
-}
-
-static int get_vbus_detect_gpio(int index)
-{
- switch (index) {
- case 0: return sunxi_name_to_gpio(CONFIG_USB0_VBUS_DET);
- }
- return -1;
-}
-
-static void usb_phy_write(struct sunxi_usbc_hcd *sunxi_usbc, int addr,
- int data, int len)
-{
- int j = 0, usbc_bit = 0;
- void *dest = sunxi_usbc_get_io_base(0) + SUNXI_USB_CSR;
-
- usbc_bit = 1 << (sunxi_usbc->id * 2);
- for (j = 0; j < len; j++) {
- /* set the bit address to be written */
- clrbits_le32(dest, 0xff << 8);
- setbits_le32(dest, (addr + j) << 8);
-
- clrbits_le32(dest, usbc_bit);
- /* set data bit */
- if (data & 0x1)
- setbits_le32(dest, 1 << 7);
- else
- clrbits_le32(dest, 1 << 7);
-
- setbits_le32(dest, usbc_bit);
-
- clrbits_le32(dest, usbc_bit);
-
- data >>= 1;
- }
-}
-
-static void sunxi_usb_phy_init(struct sunxi_usbc_hcd *sunxi_usbc)
-{
- /* The following comments are machine
- * translated from Chinese, you have been warned!
- */
-
- /* Regulation 45 ohms */
- if (sunxi_usbc->id == 0)
- usb_phy_write(sunxi_usbc, 0x0c, 0x01, 1);
-
- /* adjust PHY's magnitude and rate */
- usb_phy_write(sunxi_usbc, 0x20, 0x14, 5);
-
- /* threshold adjustment disconnect */
-#if defined CONFIG_MACH_SUN4I || defined CONFIG_MACH_SUN6I
- usb_phy_write(sunxi_usbc, 0x2a, 3, 2);
-#else
- usb_phy_write(sunxi_usbc, 0x2a, 2, 2);
-#endif
-
- return;
-}
-
-static void sunxi_usb_passby(struct sunxi_usbc_hcd *sunxi_usbc, int enable)
-{
- unsigned long bits = 0;
- void *addr = sunxi_usbc_get_io_base(sunxi_usbc->id) +
- SUNXI_USB_PMU_IRQ_ENABLE;
-
- bits = SUNXI_EHCI_AHB_ICHR8_EN |
- SUNXI_EHCI_AHB_INCR4_BURST_EN |
- SUNXI_EHCI_AHB_INCRX_ALIGN_EN |
- SUNXI_EHCI_ULPI_BYPASS_EN;
-
- if (enable)
- setbits_le32(addr, bits);
- else
- clrbits_le32(addr, bits);
-
- return;
-}
-
-void sunxi_usbc_enable_squelch_detect(int index, int enable)
-{
- struct sunxi_usbc_hcd *sunxi_usbc = &sunxi_usbc_hcd[index];
-
- usb_phy_write(sunxi_usbc, 0x3c, enable ? 0 : 2, 2);
-}
-
-int sunxi_usbc_request_resources(int index)
-{
- struct sunxi_usbc_hcd *sunxi_usbc = &sunxi_usbc_hcd[index];
- int ret = 0;
-
- sunxi_usbc->gpio_vbus = get_vbus_gpio(index);
- if (sunxi_usbc->gpio_vbus != -1) {
- ret |= gpio_request(sunxi_usbc->gpio_vbus, "usbc_vbus");
- ret |= gpio_direction_output(sunxi_usbc->gpio_vbus, 0);
- }
-
- sunxi_usbc->gpio_vbus_det = get_vbus_detect_gpio(index);
- if (sunxi_usbc->gpio_vbus_det != -1) {
- ret |= gpio_request(sunxi_usbc->gpio_vbus_det, "usbc_vbus_det");
- ret |= gpio_direction_input(sunxi_usbc->gpio_vbus_det);
- }
-
- return ret;
-}
-
-int sunxi_usbc_free_resources(int index)
-{
- struct sunxi_usbc_hcd *sunxi_usbc = &sunxi_usbc_hcd[index];
- int ret = 0;
-
- if (sunxi_usbc->gpio_vbus != -1)
- ret |= gpio_free(sunxi_usbc->gpio_vbus);
-
- if (sunxi_usbc->gpio_vbus_det != -1)
- ret |= gpio_free(sunxi_usbc->gpio_vbus_det);
-
- return ret;
-}
-
-void sunxi_usbc_enable(int index)
-{
- struct sunxi_usbc_hcd *sunxi_usbc = &sunxi_usbc_hcd[index];
- struct sunxi_ccm_reg *ccm = (struct sunxi_ccm_reg *)SUNXI_CCM_BASE;
-
- /* enable common PHY only once */
- if (enabled_hcd_count == 0)
- setbits_le32(&ccm->usb_clk_cfg, CCM_USB_CTRL_PHYGATE);
-
- setbits_le32(&ccm->usb_clk_cfg, sunxi_usbc->usb_rst_mask);
- setbits_le32(&ccm->ahb_gate0, sunxi_usbc->ahb_clk_mask);
-#if defined CONFIG_MACH_SUN6I || defined CONFIG_MACH_SUN8I
- setbits_le32(&ccm->ahb_reset0_cfg, sunxi_usbc->ahb_clk_mask);
-#endif
-
- sunxi_usb_phy_init(sunxi_usbc);
-
- if (sunxi_usbc->id != 0)
- sunxi_usb_passby(sunxi_usbc, SUNXI_USB_PASSBY_EN);
-
- enabled_hcd_count++;
-}
-
-void sunxi_usbc_disable(int index)
-{
- struct sunxi_usbc_hcd *sunxi_usbc = &sunxi_usbc_hcd[index];
- struct sunxi_ccm_reg *ccm = (struct sunxi_ccm_reg *)SUNXI_CCM_BASE;
-
- if (sunxi_usbc->id != 0)
- sunxi_usb_passby(sunxi_usbc, !SUNXI_USB_PASSBY_EN);
-
-#if defined CONFIG_MACH_SUN6I || defined CONFIG_MACH_SUN8I
- clrbits_le32(&ccm->ahb_reset0_cfg, sunxi_usbc->ahb_clk_mask);
-#endif
- clrbits_le32(&ccm->ahb_gate0, sunxi_usbc->ahb_clk_mask);
- clrbits_le32(&ccm->usb_clk_cfg, sunxi_usbc->usb_rst_mask);
-
- /* disable common PHY only once, for the last enabled hcd */
- if (enabled_hcd_count == 1)
- clrbits_le32(&ccm->usb_clk_cfg, CCM_USB_CTRL_PHYGATE);
-
- enabled_hcd_count--;
-}
-
-void sunxi_usbc_vbus_enable(int index)
-{
- struct sunxi_usbc_hcd *sunxi_usbc = &sunxi_usbc_hcd[index];
-
- if (sunxi_usbc->gpio_vbus != -1)
- gpio_set_value(sunxi_usbc->gpio_vbus, 1);
-}
-
-void sunxi_usbc_vbus_disable(int index)
-{
- struct sunxi_usbc_hcd *sunxi_usbc = &sunxi_usbc_hcd[index];
-
- if (sunxi_usbc->gpio_vbus != -1)
- gpio_set_value(sunxi_usbc->gpio_vbus, 0);
-}
-
-int sunxi_usbc_vbus_detect(int index)
-{
- struct sunxi_usbc_hcd *sunxi_usbc = &sunxi_usbc_hcd[index];
- int err, retries = 3;
-
- if (sunxi_usbc->gpio_vbus_det == -1) {
- eprintf("Error: invalid vbus detection pin\n");
- return -1;
- }
-
- err = gpio_get_value(sunxi_usbc->gpio_vbus_det);
- /*
- * Vbus may have been provided by the board and just been turned of
- * some milliseconds ago on reset, what we're measuring then is a
- * residual charge on Vbus, sleep a bit and try again.
- */
- while (err > 0 && retries--) {
- mdelay(100);
- err = gpio_get_value(sunxi_usbc->gpio_vbus_det);
- }
-
- return err;
-}
generated by cgit v1.1 at 2024-11-10 16:27:55 +0000