Merge branch 'u-boot-imx/master' into 'u-boot-arm/master'

8 files changed, 287 insertions, 5 deletions

diff --git a/arch/arm/dts/imx6q-sabreauto.dts b/arch/arm/dts/imx6q-sabreauto.dts
index a3c9c91..7af2a88 100644
--- a/arch/arm/dts/imx6q-sabreauto.dts
+++ b/arch/arm/dts/imx6q-sabreauto.dts
@@ -1,9 +1,9 @@
 /*
-    + * Copyright 2012 Freescale Semiconductor, Inc.
-    + * Copyright 2011 Linaro Ltd.
-    + *
-    + * SPDX-License-Identifier:     GPL-2.0+
-    + */
+ * Copyright 2012 Freescale Semiconductor, Inc.
+ * Copyright 2011 Linaro Ltd.
+ *
+ * SPDX-License-Identifier:     GPL-2.0+
+ */
 
 /dts-v1/;
 
diff --git a/arch/arm/imx-common/Makefile b/arch/arm/imx-common/Makefile
index b04dfbb..0e71395 100644
--- a/arch/arm/imx-common/Makefile
+++ b/arch/arm/imx-common/Makefile
@@ -19,6 +19,7 @@ obj-y	+= misc.o
 endif
 ifeq ($(SOC),$(filter $(SOC),mx6))
 obj-$(CONFIG_CMD_SATA) += sata.o
+obj-$(CONFIG_IMX_VIDEO_SKIP) += video.o
 endif
 obj-$(CONFIG_CMD_BMODE) += cmd_bmode.o
 obj-$(CONFIG_CMD_HDMIDETECT) += cmd_hdmidet.o
diff --git a/arch/arm/imx-common/iomux-v3.c b/arch/arm/imx-common/iomux-v3.c
index b59b802..6e46ea8 100644
--- a/arch/arm/imx-common/iomux-v3.c
+++ b/arch/arm/imx-common/iomux-v3.c
@@ -30,6 +30,14 @@ void imx_iomux_v3_setup_pad(iomux_v3_cfg_t pad)
 		(pad & MUX_PAD_CTRL_OFS_MASK) >> MUX_PAD_CTRL_OFS_SHIFT;
 	u32 pad_ctrl = (pad & MUX_PAD_CTRL_MASK) >> MUX_PAD_CTRL_SHIFT;
 
+#if defined CONFIG_MX6SL
+	/* Check whether LVE bit needs to be set */
+	if (pad_ctrl & PAD_CTL_LVE) {
+		pad_ctrl &= ~PAD_CTL_LVE;
+		pad_ctrl |= PAD_CTL_LVE_BIT;
+	}
+#endif
+
 	if (mux_ctrl_ofs)
 		__raw_writel(mux_mode, base + mux_ctrl_ofs);
 
diff --git a/arch/arm/imx-common/video.c b/arch/arm/imx-common/video.c
new file mode 100644
index 0000000..0121cd7
--- /dev/null
+++ b/arch/arm/imx-common/video.c
@@ -0,0 +1,65 @@
+/*
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/errno.h>
+#include <asm/imx-common/video.h>
+
+extern struct display_info_t const displays[];
+extern size_t display_count;
+
+int board_video_skip(void)
+{
+	int i;
+	int ret;
+	char const *panel = getenv("panel");
+	if (!panel) {
+		for (i = 0; i < display_count; i++) {
+			struct display_info_t const *dev = displays+i;
+			if (dev->detect && dev->detect(dev)) {
+				panel = dev->mode.name;
+				printf("auto-detected panel %s\n", panel);
+				break;
+			}
+		}
+		if (!panel) {
+			panel = displays[0].mode.name;
+			printf("No panel detected: default to %s\n", panel);
+			i = 0;
+		}
+	} else {
+		for (i = 0; i < display_count; i++) {
+			if (!strcmp(panel, displays[i].mode.name))
+				break;
+		}
+	}
+	if (i < display_count) {
+		ret = ipuv3_fb_init(&displays[i].mode, 0,
+				    displays[i].pixfmt);
+		if (!ret) {
+			displays[i].enable(displays+i);
+			printf("Display: %s (%ux%u)\n",
+			       displays[i].mode.name,
+			       displays[i].mode.xres,
+			       displays[i].mode.yres);
+		} else
+			printf("LCD %s cannot be configured: %d\n",
+			       displays[i].mode.name, ret);
+	} else {
+		printf("unsupported panel %s\n", panel);
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+#ifdef CONFIG_IMX_HDMI
+#include <asm/arch/mxc_hdmi.h>
+#include <asm/io.h>
+int detect_hdmi(struct display_info_t const *dev)
+{
+	struct hdmi_regs *hdmi	= (struct hdmi_regs *)HDMI_ARB_BASE_ADDR;
+	return readb(&hdmi->phy_stat0) & HDMI_DVI_STAT;
+}
+#endif
diff --git a/arch/arm/include/asm/arch-mx25/imx-regs.h b/arch/arm/include/asm/arch-mx25/imx-regs.h
index a17f828..3dffa4a 100644
--- a/arch/arm/include/asm/arch-mx25/imx-regs.h
+++ b/arch/arm/include/asm/arch-mx25/imx-regs.h
@@ -161,6 +161,126 @@ struct aips_regs {
 	u32 mpr_0_7;
 	u32 mpr_8_15;
 };
+/* LCD controller registers */
+struct lcdc_regs {
+	u32 lssar;	/* Screen Start Address */
+	u32 lsr;	/* Size */
+	u32 lvpwr;	/* Virtual Page Width */
+	u32 lcpr;	/* Cursor Position */
+	u32 lcwhb;	/* Cursor Width Height and Blink */
+	u32 lccmr;	/* Color Cursor Mapping */
+	u32 lpcr;	/* Panel Configuration */
+	u32 lhcr;	/* Horizontal Configuration */
+	u32 lvcr;	/* Vertical Configuration */
+	u32 lpor;	/* Panning Offset */
+	u32 lscr;	/* Sharp Configuration */
+	u32 lpccr;	/* PWM Contrast Control */
+	u32 ldcr;	/* DMA Control */
+	u32 lrmcr;	/* Refresh Mode Control */
+	u32 licr;	/* Interrupt Configuration */
+	u32 lier;	/* Interrupt Enable */
+	u32 lisr;	/* Interrupt Status */
+	u32 res0[3];
+	u32 lgwsar;	/* Graphic Window Start Address */
+	u32 lgwsr;	/* Graphic Window Size */
+	u32 lgwvpwr;	/* Graphic Window Virtual Page Width Regist */
+	u32 lgwpor;	/* Graphic Window Panning Offset */
+	u32 lgwpr;	/* Graphic Window Position */
+	u32 lgwcr;	/* Graphic Window Control */
+	u32 lgwdcr;	/* Graphic Window DMA Control */
+	u32 res1[5];
+	u32 lauscr;	/* AUS Mode Control */
+	u32 lausccr;	/* AUS mode Cursor Control */
+	u32 res2[31 + 64*7];
+	u32 bglut;	/* Background Lookup Table */
+	u32 gwlut;	/* Graphic Window Lookup Table */
+};
+
+/* Wireless External Interface Module Registers */
+struct weim_regs {
+	u32 cscr0u;	/* Chip Select 0 Upper Register */
+	u32 cscr0l;	/* Chip Select 0 Lower Register */
+	u32 cscr0a;	/* Chip Select 0 Addition Register */
+	u32 pad0;
+	u32 cscr1u;	/* Chip Select 1 Upper Register */
+	u32 cscr1l;	/* Chip Select 1 Lower Register */
+	u32 cscr1a;	/* Chip Select 1 Addition Register */
+	u32 pad1;
+	u32 cscr2u;	/* Chip Select 2 Upper Register */
+	u32 cscr2l;	/* Chip Select 2 Lower Register */
+	u32 cscr2a;	/* Chip Select 2 Addition Register */
+	u32 pad2;
+	u32 cscr3u;	/* Chip Select 3 Upper Register */
+	u32 cscr3l;	/* Chip Select 3 Lower Register */
+	u32 cscr3a;	/* Chip Select 3 Addition Register */
+	u32 pad3;
+	u32 cscr4u;	/* Chip Select 4 Upper Register */
+	u32 cscr4l;	/* Chip Select 4 Lower Register */
+	u32 cscr4a;	/* Chip Select 4 Addition Register */
+	u32 pad4;
+	u32 cscr5u;	/* Chip Select 5 Upper Register */
+	u32 cscr5l;	/* Chip Select 5 Lower Register */
+	u32 cscr5a;	/* Chip Select 5 Addition Register */
+	u32 pad5;
+	u32 wcr;	/* WEIM Configuration Register */
+};
+
+/* Multi-Master Memory Interface */
+struct m3if_regs {
+	u32 ctl;	/* Control Register */
+	u32 wcfg0;	/* Watermark Configuration Register 0 */
+	u32 wcfg1;	/* Watermark Configuration Register1 */
+	u32 wcfg2;	/* Watermark Configuration Register2 */
+	u32 wcfg3;	/* Watermark Configuration Register 3 */
+	u32 wcfg4;	/* Watermark Configuration Register 4 */
+	u32 wcfg5;	/* Watermark Configuration Register 5 */
+	u32 wcfg6;	/* Watermark Configuration Register 6 */
+	u32 wcfg7;	/* Watermark Configuration Register 7 */
+	u32 wcsr;	/* Watermark Control and Status Register */
+	u32 scfg0;	/* Snooping Configuration Register 0 */
+	u32 scfg1;	/* Snooping Configuration Register 1 */
+	u32 scfg2;	/* Snooping Configuration Register 2 */
+	u32 ssr0;	/* Snooping Status Register 0 */
+	u32 ssr1;	/* Snooping Status Register 1 */
+	u32 res0;
+	u32 mlwe0;	/* Master Lock WEIM CS0 Register */
+	u32 mlwe1;	/* Master Lock WEIM CS1 Register */
+	u32 mlwe2;	/* Master Lock WEIM CS2 Register */
+	u32 mlwe3;	/* Master Lock WEIM CS3 Register */
+	u32 mlwe4;	/* Master Lock WEIM CS4 Register */
+	u32 mlwe5;	/* Master Lock WEIM CS5 Register */
+};
+
+/* Pulse width modulation */
+struct pwm_regs {
+	u32 cr;	/* Control Register */
+	u32 sr;	/* Status Register */
+	u32 ir;	/* Interrupt Register */
+	u32 sar;	/* Sample Register */
+	u32 pr;	/* Period Register */
+	u32 cnr;	/* Counter Register */
+};
+
+/* Enhanced Periodic Interrupt Timer */
+struct epit_regs {
+	u32 cr;	/* Control register */
+	u32 sr;	/* Status register */
+	u32 lr;	/* Load register */
+	u32 cmpr;	/* Compare register */
+	u32 cnr;	/* Counter register */
+};
+
+/* CSPI registers */
+struct cspi_regs {
+	u32 rxdata;
+	u32 txdata;
+	u32 ctrl;
+	u32 intr;
+	u32 dma;
+	u32 stat;
+	u32 period;
+	u32 test;
+};
 
 #endif
 
@@ -289,6 +409,8 @@ struct aips_regs {
 #define CCM_PERCLK_MASK		0x3f
 #define CCM_RCSR_NF_16BIT_SEL	(1 << 14)
 #define CCM_RCSR_NF_PS(v)	((v >> 26) & 3)
+#define CCM_CRDR_BT_UART_SRC_SHIFT	29
+#define CCM_CRDR_BT_UART_SRC_MASK	7
 
 /* ESDRAM Controller register bitfields */
 #define ESDCTL_PRCT(x)		(((x) & 0x3f) << 0)
@@ -345,12 +467,65 @@ struct aips_regs {
 #define WSR_UNLOCK1		0x5555
 #define WSR_UNLOCK2		0xAAAA
 
+/* MAX bits */
+#define MAX_MGPCR_AULB(x)	(((x) & 0x7) << 0)
+
+/* M3IF bits */
+#define M3IF_CTL_MRRP(x)	(((x) & 0xff) << 0)
+
+/* WEIM bits */
+/* 13 fields of the upper CS control register */
+#define WEIM_CSCR_U(sp, wp, bcd, bcs, psz, pme, sync, dol, \
+		cnc, wsc, ew, wws, edc) \
+		((sp) << 31 | (wp) << 30 | (bcd) << 28 | (bcs) << 24 | \
+		(psz) << 22 | (pme) << 21 | (sync) << 20 | (dol) << 16 | \
+		(cnc) << 14 | (wsc) << 8 | (ew) << 7 | (wws) << 4 | (edc) << 0)
+/* 12 fields of the lower CS control register */
+#define WEIM_CSCR_L(oea, oen, ebwa, ebwn, \
+		csa, ebc, dsz, csn, psr, cre, wrap, csen) \
+		((oea) << 28 | (oen) << 24 | (ebwa) << 20 | (ebwn) << 16 |\
+		(csa) << 12 | (ebc) << 11 | (dsz) << 8 | (csn) << 4 |\
+		(psr) << 3 | (cre) << 2 | (wrap) << 1 | (csen) << 0)
+/* 14 fields of the additional CS control register */
+#define WEIM_CSCR_A(ebra, ebrn, rwa, rwn, mum, lah, lbn, lba, dww, dct, \
+		wwu, age, cnc2, fce) \
+		((ebra) << 28 | (ebrn) << 24 | (rwa) << 20 | (rwn) << 16 |\
+		(mum) << 15 | (lah) << 13 | (lbn) << 10 | (lba) << 8 |\
+		(dww) << 6 | (dct) << 4 | (wwu) << 3 |\
+		(age) << 2 | (cnc2) << 1 | (fce) << 0)
+
 /* Names used in GPIO driver */
 #define GPIO1_BASE_ADDR		IMX_GPIO1_BASE
 #define GPIO2_BASE_ADDR		IMX_GPIO2_BASE
 #define GPIO3_BASE_ADDR		IMX_GPIO3_BASE
 #define GPIO4_BASE_ADDR		IMX_GPIO4_BASE
 
+/*
+ * CSPI register definitions
+ */
+#define MXC_CSPI
+#define MXC_CSPICTRL_EN		(1 << 0)
+#define MXC_CSPICTRL_MODE	(1 << 1)
+#define MXC_CSPICTRL_XCH	(1 << 2)
+#define MXC_CSPICTRL_SMC	(1 << 3)
+#define MXC_CSPICTRL_POL	(1 << 4)
+#define MXC_CSPICTRL_PHA	(1 << 5)
+#define MXC_CSPICTRL_SSCTL	(1 << 6)
+#define MXC_CSPICTRL_SSPOL	(1 << 7)
+#define MXC_CSPICTRL_CHIPSELECT(x)	(((x) & 0x3) << 12)
+#define MXC_CSPICTRL_BITCOUNT(x)	(((x) & 0xfff) << 20)
+#define MXC_CSPICTRL_DATARATE(x)	(((x) & 0x7) << 16)
+#define MXC_CSPICTRL_TC		(1 << 7)
+#define MXC_CSPICTRL_RXOVF	(1 << 6)
+#define MXC_CSPICTRL_MAXBITS	0xfff
+#define MXC_CSPIPERIOD_32KHZ	(1 << 15)
+#define MAX_SPI_BYTES	4
+
+#define MXC_SPI_BASE_ADDRESSES \
+	IMX_CSPI1_BASE, \
+	IMX_CSPI2_BASE, \
+	IMX_CSPI3_BASE
+
 #define CHIP_REV_1_0		0x10
 #define CHIP_REV_1_1		0x11
 #define CHIP_REV_1_2		0x12
diff --git a/arch/arm/include/asm/arch-mx6/mx6sl_pins.h b/arch/arm/include/asm/arch-mx6/mx6sl_pins.h
index 5f9c90a..045ccc4 100644
--- a/arch/arm/include/asm/arch-mx6/mx6sl_pins.h
+++ b/arch/arm/include/asm/arch-mx6/mx6sl_pins.h
@@ -10,6 +10,10 @@
 #include <asm/imx-common/iomux-v3.h>
 
 enum {
+	MX6_PAD_ECSPI1_MISO__ECSPI_MISO				= IOMUX_PAD(0x0358, 0x0068, 0, 0x0684, 0, 0),
+	MX6_PAD_ECSPI1_MOSI__ECSPI_MOSI				= IOMUX_PAD(0x035C, 0x006C, 0, 0x0688, 0, 0),
+	MX6_PAD_ECSPI1_SCLK__ECSPI_SCLK				= IOMUX_PAD(0x0360, 0x0070, 0, 0x067C, 0, 0),
+	MX6_PAD_ECSPI1_SS0__GPIO4_IO11				= IOMUX_PAD(0x0364, 0x0074, 5, 0x0000, 0, 0),
 	MX6_PAD_SD2_CLK__USDHC2_CLK				= IOMUX_PAD(0x055C, 0x0254, 0, 0x0000, 0, 0),
 	MX6_PAD_SD2_CMD__USDHC2_CMD				= IOMUX_PAD(0x0560, 0x0258, 0, 0x0000, 0, 0),
 	MX6_PAD_SD2_DAT0__USDHC2_DAT0				= IOMUX_PAD(0x0564, 0x025C, 0, 0x0000, 0, 0),
diff --git a/arch/arm/include/asm/imx-common/iomux-v3.h b/arch/arm/include/asm/imx-common/iomux-v3.h
index dec11a1..cca920b 100644
--- a/arch/arm/include/asm/imx-common/iomux-v3.h
+++ b/arch/arm/include/asm/imx-common/iomux-v3.h
@@ -111,6 +111,11 @@ typedef u64 iomux_v3_cfg_t;
 #define PAD_CTL_DSE_40ohm	(6 << 3)
 #define PAD_CTL_DSE_34ohm	(7 << 3)
 
+#if defined CONFIG_MX6SL
+#define PAD_CTL_LVE		(1 << 1)
+#define PAD_CTL_LVE_BIT		(1 << 22)
+#endif
+
 #elif defined(CONFIG_VF610)
 
 #define PAD_MUX_MODE_SHIFT	20
diff --git a/arch/arm/include/asm/imx-common/video.h b/arch/arm/include/asm/imx-common/video.h
new file mode 100644
index 0000000..2d94850
--- /dev/null
+++ b/arch/arm/include/asm/imx-common/video.h
@@ -0,0 +1,24 @@
+/*
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef __IMX_VIDEO_H_
+#define __IMX_VIDEO_H_
+
+#include <linux/fb.h>
+#include <ipu_pixfmt.h>
+
+struct display_info_t {
+	int	bus;
+	int	addr;
+	int	pixfmt;
+	int	(*detect)(struct display_info_t const *dev);
+	void	(*enable)(struct display_info_t const *dev);
+	struct	fb_videomode mode;
+};
+
+#ifdef CONFIG_IMX_HDMI
+extern int detect_hdmi(struct display_info_t const *dev);
+#endif
+
+#endif