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authorTom Rini <trini@konsulko.com>2016-01-25 10:40:38 -0500
committerTom Rini <trini@konsulko.com>2016-01-25 10:40:38 -0500
commit2218c54bc13c8045903afc05d1364439a230da1f (patch)
tree04c07b31c7953846b907fab4a4609a38e312b4ab /arch/arm
parentcc4228f9d69f58495c2404adba9145bb36e613bf (diff)
parented3fb1fb22fb9e0e786c58c2d80cd030b89b9b7d (diff)
downloadu-boot-imx-2218c54bc13c8045903afc05d1364439a230da1f.zip
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Merge branch 'master' of git://git.denx.de/u-boot-imx
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/cpu/armv7/mx6/clock.c61
-rw-r--r--arch/arm/cpu/armv7/mx7/soc.c20
-rw-r--r--arch/arm/include/asm/arch-mx6/crm_regs.h103
-rw-r--r--arch/arm/include/asm/arch-mx7/imx-regs.h2
-rw-r--r--arch/arm/include/asm/imx-common/dma.h2
-rw-r--r--arch/arm/include/asm/imx-common/regs-apbh.h6
-rw-r--r--arch/arm/include/asm/imx-common/regs-bch.h4
7 files changed, 188 insertions, 10 deletions
diff --git a/arch/arm/cpu/armv7/mx6/clock.c b/arch/arm/cpu/armv7/mx6/clock.c
index 64514b1..27a3f2f 100644
--- a/arch/arm/cpu/armv7/mx6/clock.c
+++ b/arch/arm/cpu/armv7/mx6/clock.c
@@ -18,6 +18,8 @@ enum pll_clocks {
PLL_BUS, /* System Bus PLL*/
PLL_USBOTG, /* OTG USB PLL */
PLL_ENET, /* ENET PLL */
+ PLL_AUDIO, /* AUDIO PLL */
+ PLL_VIDEO, /* AUDIO PLL */
};
struct mxc_ccm_reg *imx_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR;
@@ -204,7 +206,7 @@ int enable_spi_clk(unsigned char enable, unsigned spi_num)
}
static u32 decode_pll(enum pll_clocks pll, u32 infreq)
{
- u32 div;
+ u32 div, test_div, pll_num, pll_denom;
switch (pll) {
case PLL_SYS:
@@ -227,6 +229,44 @@ static u32 decode_pll(enum pll_clocks pll, u32 infreq)
div &= BM_ANADIG_PLL_ENET_DIV_SELECT;
return 25000000 * (div + (div >> 1) + 1);
+ case PLL_AUDIO:
+ div = __raw_readl(&imx_ccm->analog_pll_audio);
+ if (!(div & BM_ANADIG_PLL_AUDIO_ENABLE))
+ return 0;
+ /* BM_ANADIG_PLL_AUDIO_BYPASS_CLK_SRC is ignored */
+ if (div & BM_ANADIG_PLL_AUDIO_BYPASS)
+ return MXC_HCLK;
+ pll_num = __raw_readl(&imx_ccm->analog_pll_audio_num);
+ pll_denom = __raw_readl(&imx_ccm->analog_pll_audio_denom);
+ test_div = (div & BM_ANADIG_PLL_AUDIO_TEST_DIV_SELECT) >>
+ BP_ANADIG_PLL_AUDIO_TEST_DIV_SELECT;
+ div &= BM_ANADIG_PLL_AUDIO_DIV_SELECT;
+ if (test_div == 3) {
+ debug("Error test_div\n");
+ return 0;
+ }
+ test_div = 1 << (2 - test_div);
+
+ return infreq * (div + pll_num / pll_denom) / test_div;
+ case PLL_VIDEO:
+ div = __raw_readl(&imx_ccm->analog_pll_video);
+ if (!(div & BM_ANADIG_PLL_VIDEO_ENABLE))
+ return 0;
+ /* BM_ANADIG_PLL_AUDIO_BYPASS_CLK_SRC is ignored */
+ if (div & BM_ANADIG_PLL_VIDEO_BYPASS)
+ return MXC_HCLK;
+ pll_num = __raw_readl(&imx_ccm->analog_pll_video_num);
+ pll_denom = __raw_readl(&imx_ccm->analog_pll_video_denom);
+ test_div = (div & BM_ANADIG_PLL_VIDEO_POST_DIV_SELECT) >>
+ BP_ANADIG_PLL_VIDEO_POST_DIV_SELECT;
+ div &= BM_ANADIG_PLL_VIDEO_DIV_SELECT;
+ if (test_div == 3) {
+ debug("Error test_div\n");
+ return 0;
+ }
+ test_div = 1 << (2 - test_div);
+
+ return infreq * (div + pll_num / pll_denom) / test_div;
default:
return 0;
}
@@ -437,7 +477,7 @@ static u32 get_mmdc_ch0_clk(void)
u32 cbcmr = __raw_readl(&imx_ccm->cbcmr);
u32 cbcdr = __raw_readl(&imx_ccm->cbcdr);
- u32 freq, podf, per2_clk2_podf;
+ u32 freq, podf, per2_clk2_podf, pmu_misc2_audio_div;
if (is_cpu_type(MXC_CPU_MX6SX) || is_cpu_type(MXC_CPU_MX6UL) ||
is_cpu_type(MXC_CPU_MX6SL)) {
@@ -472,8 +512,21 @@ static u32 get_mmdc_ch0_clk(void)
freq = mxc_get_pll_pfd(PLL_BUS, 0);
break;
case 3:
- /* static / 2 divider */
- freq = mxc_get_pll_pfd(PLL_BUS, 2) / 2;
+ pmu_misc2_audio_div = PMU_MISC2_AUDIO_DIV(__raw_readl(&imx_ccm->pmu_misc2));
+ switch (pmu_misc2_audio_div) {
+ case 0:
+ case 2:
+ pmu_misc2_audio_div = 1;
+ break;
+ case 1:
+ pmu_misc2_audio_div = 2;
+ break;
+ case 3:
+ pmu_misc2_audio_div = 4;
+ break;
+ }
+ freq = decode_pll(PLL_AUDIO, MXC_HCLK) /
+ pmu_misc2_audio_div;
break;
}
}
diff --git a/arch/arm/cpu/armv7/mx7/soc.c b/arch/arm/cpu/armv7/mx7/soc.c
index c777922..1d8e470 100644
--- a/arch/arm/cpu/armv7/mx7/soc.c
+++ b/arch/arm/cpu/armv7/mx7/soc.c
@@ -130,6 +130,24 @@ static void init_csu(void)
writel(CSU_INIT_SEC_LEVEL0, CSU_IPS_BASE_ADDR + i * 4);
}
+static void imx_enet_mdio_fixup(void)
+{
+ struct iomuxc_gpr_base_regs *gpr_regs =
+ (struct iomuxc_gpr_base_regs *)IOMUXC_GPR_BASE_ADDR;
+
+ /*
+ * The management data input/output (MDIO) requires open-drain,
+ * i.MX7D TO1.0 ENET MDIO pin has no open drain, but TO1.1 supports
+ * this feature. So to TO1.1, need to enable open drain by setting
+ * bits GPR0[8:7].
+ */
+
+ if (soc_rev() >= CHIP_REV_1_1) {
+ setbits_le32(&gpr_regs->gpr[0],
+ IOMUXC_GPR_GPR0_ENET_MDIO_OPEN_DRAIN_MASK);
+ }
+}
+
int arch_cpu_init(void)
{
init_aips();
@@ -138,6 +156,8 @@ int arch_cpu_init(void)
/* Disable PDE bit of WMCR register */
imx_set_wdog_powerdown(false);
+ imx_enet_mdio_fixup();
+
#ifdef CONFIG_APBH_DMA
/* Start APBH DMA */
mxs_dma_init();
diff --git a/arch/arm/include/asm/arch-mx6/crm_regs.h b/arch/arm/include/asm/arch-mx6/crm_regs.h
index 13e0a3d..22212c2 100644
--- a/arch/arm/include/asm/arch-mx6/crm_regs.h
+++ b/arch/arm/include/asm/arch-mx6/crm_regs.h
@@ -103,6 +103,97 @@ struct mxc_ccm_reg {
u32 analog_pfd_528_set;
u32 analog_pfd_528_clr;
u32 analog_pfd_528_tog;
+ /* PMU Memory Map/Register Definition */
+ u32 pmu_reg_1p1;
+ u32 pmu_reg_1p1_set;
+ u32 pmu_reg_1p1_clr;
+ u32 pmu_reg_1p1_tog;
+ u32 pmu_reg_3p0;
+ u32 pmu_reg_3p0_set;
+ u32 pmu_reg_3p0_clr;
+ u32 pmu_reg_3p0_tog;
+ u32 pmu_reg_2p5;
+ u32 pmu_reg_2p5_set;
+ u32 pmu_reg_2p5_clr;
+ u32 pmu_reg_2p5_tog;
+ u32 pmu_reg_core;
+ u32 pmu_reg_core_set;
+ u32 pmu_reg_core_clr;
+ u32 pmu_reg_core_tog;
+ u32 pmu_misc0;
+ u32 pmu_misc0_set;
+ u32 pmu_misc0_clr;
+ u32 pmu_misc0_tog;
+ u32 pmu_misc1;
+ u32 pmu_misc1_set;
+ u32 pmu_misc1_clr;
+ u32 pmu_misc1_tog;
+ u32 pmu_misc2;
+ u32 pmu_misc2_set;
+ u32 pmu_misc2_clr;
+ u32 pmu_misc2_tog;
+ /* TEMPMON Memory Map/Register Definition */
+ u32 tempsense0;
+ u32 tempsense0_set;
+ u32 tempsense0_clr;
+ u32 tempsense0_tog;
+ u32 tempsense1;
+ u32 tempsense1_set;
+ u32 tempsense1_clr;
+ u32 tempsense1_tog;
+ /* USB Analog Memory Map/Register Definition */
+ u32 usb1_vbus_detect;
+ u32 usb1_vbus_detect_set;
+ u32 usb1_vbus_detect_clr;
+ u32 usb1_vbus_detect_tog;
+ u32 usb1_chrg_detect;
+ u32 usb1_chrg_detect_set;
+ u32 usb1_chrg_detect_clr;
+ u32 usb1_chrg_detect_tog;
+ u32 usb1_vbus_det_stat;
+ u32 usb1_vbus_det_stat_set;
+ u32 usb1_vbus_det_stat_clr;
+ u32 usb1_vbus_det_stat_tog;
+ u32 usb1_chrg_det_stat;
+ u32 usb1_chrg_det_stat_set;
+ u32 usb1_chrg_det_stat_clr;
+ u32 usb1_chrg_det_stat_tog;
+ u32 usb1_loopback;
+ u32 usb1_loopback_set;
+ u32 usb1_loopback_clr;
+ u32 usb1_loopback_tog;
+ u32 usb1_misc;
+ u32 usb1_misc_set;
+ u32 usb1_misc_clr;
+ u32 usb1_misc_tog;
+ u32 usb2_vbus_detect;
+ u32 usb2_vbus_detect_set;
+ u32 usb2_vbus_detect_clr;
+ u32 usb2_vbus_detect_tog;
+ u32 usb2_chrg_detect;
+ u32 usb2_chrg_detect_set;
+ u32 usb2_chrg_detect_clr;
+ u32 usb2_chrg_detect_tog;
+ u32 usb2_vbus_det_stat;
+ u32 usb2_vbus_det_stat_set;
+ u32 usb2_vbus_det_stat_clr;
+ u32 usb2_vbus_det_stat_tog;
+ u32 usb2_chrg_det_stat;
+ u32 usb2_chrg_det_stat_set;
+ u32 usb2_chrg_det_stat_clr;
+ u32 usb2_chrg_det_stat_tog;
+ u32 usb2_loopback;
+ u32 usb2_loopback_set;
+ u32 usb2_loopback_clr;
+ u32 usb2_loopback_tog;
+ u32 usb2_misc;
+ u32 usb2_misc_set;
+ u32 usb2_misc_clr;
+ u32 usb2_misc_tog;
+ u32 digprog;
+ u32 reserved1[7];
+ /* For i.MX 6SoloLite */
+ u32 digprog_sololite;
};
#endif
@@ -1136,4 +1227,16 @@ struct mxc_ccm_reg {
#define BM_ANADIG_ANA_MISC0_REFTOP_SELBIASOFF 0x00000008
+#define BM_PMU_MISC2_AUDIO_DIV_MSB (1 << 23)
+#define BP_PMU_MISC2_AUDIO_DIV_MSB 23
+
+#define BM_PMU_MISC2_AUDIO_DIV_LSB (1 << 15)
+#define BP_PMU_MISC2_AUDIO_DIV_LSB 15
+
+#define PMU_MISC2_AUDIO_DIV(v) \
+ (((v & BM_PMU_MISC2_AUDIO_DIV_MSB) >> \
+ (BP_PMU_MISC2_AUDIO_DIV_MSB - 1)) | \
+ ((v & BM_PMU_MISC2_AUDIO_DIV_LSB) >> \
+ BP_PMU_MISC2_AUDIO_DIV_LSB))
+
#endif /*__ARCH_ARM_MACH_MX6_CCM_REGS_H__ */
diff --git a/arch/arm/include/asm/arch-mx7/imx-regs.h b/arch/arm/include/asm/arch-mx7/imx-regs.h
index e28a807..58a25c7 100644
--- a/arch/arm/include/asm/arch-mx7/imx-regs.h
+++ b/arch/arm/include/asm/arch-mx7/imx-regs.h
@@ -272,6 +272,8 @@ struct src {
#define IOMUXC_GPR_GPR0_DMAREQ_MUX_SEL5_SHIFT 5
#define IOMUXC_GPR_GPR0_DMAREQ_MUX_SEL6_MASK 0x40u
#define IOMUXC_GPR_GPR0_DMAREQ_MUX_SEL6_SHIFT 6
+#define IOMUXC_GPR_GPR0_ENET_MDIO_OPEN_DRAIN_MASK (3 << 7)
+#define IOMUXC_GPR_GPR0_ENET_MDIO_OPEN_DRAIN_SHIFT 7
/* GPR1 Bit Fields */
#define IOMUXC_GPR_GPR1_GPR_WEIM_ACT_CS0_MASK 0x1u
#define IOMUXC_GPR_GPR1_GPR_WEIM_ACT_CS0_SHIFT 0
diff --git a/arch/arm/include/asm/imx-common/dma.h b/arch/arm/include/asm/imx-common/dma.h
index 7d421b3..1aec4f9 100644
--- a/arch/arm/include/asm/imx-common/dma.h
+++ b/arch/arm/include/asm/imx-common/dma.h
@@ -59,7 +59,7 @@ enum {
MXS_DMA_CHANNEL_AHB_APBH_RESERVED1,
MXS_MAX_DMA_CHANNELS,
};
-#elif defined(CONFIG_MX6)
+#elif defined(CONFIG_MX6) || defined(CONFIG_MX7)
enum {
MXS_DMA_CHANNEL_AHB_APBH_GPMI0 = 0,
MXS_DMA_CHANNEL_AHB_APBH_GPMI1,
diff --git a/arch/arm/include/asm/imx-common/regs-apbh.h b/arch/arm/include/asm/imx-common/regs-apbh.h
index ca77436..391452c 100644
--- a/arch/arm/include/asm/imx-common/regs-apbh.h
+++ b/arch/arm/include/asm/imx-common/regs-apbh.h
@@ -96,7 +96,7 @@ struct mxs_apbh_regs {
mxs_reg_32(hw_apbh_version)
};
-#elif (defined(CONFIG_MX28) || defined(CONFIG_MX6))
+#elif (defined(CONFIG_MX28) || defined(CONFIG_MX6) || defined(CONFIG_MX7))
struct mxs_apbh_regs {
mxs_reg_32(hw_apbh_ctrl0)
mxs_reg_32(hw_apbh_ctrl1)
@@ -275,7 +275,7 @@ struct mxs_apbh_regs {
#define APBH_CTRL0_CLKGATE_CHANNEL_NAND7 0x0800
#define APBH_CTRL0_CLKGATE_CHANNEL_HSADC 0x1000
#define APBH_CTRL0_CLKGATE_CHANNEL_LCDIF 0x2000
-#elif defined(CONFIG_MX6)
+#elif (defined(CONFIG_MX6) || defined(CONFIG_MX7))
#define APBH_CTRL0_CLKGATE_CHANNEL_OFFSET 0
#define APBH_CTRL0_CLKGATE_CHANNEL_NAND0 0x0001
#define APBH_CTRL0_CLKGATE_CHANNEL_NAND1 0x0002
@@ -391,7 +391,7 @@ struct mxs_apbh_regs {
#define APBH_CHANNEL_CTRL_FREEZE_CHANNEL_LCDIF 0x2000
#endif
-#if defined(CONFIG_MX6)
+#if (defined(CONFIG_MX6) || defined(CONFIG_MX7))
#define APBH_CHANNEL_CTRL_RESET_CHANNEL_OFFSET 16
#endif
diff --git a/arch/arm/include/asm/imx-common/regs-bch.h b/arch/arm/include/asm/imx-common/regs-bch.h
index 5c47783..adfbace 100644
--- a/arch/arm/include/asm/imx-common/regs-bch.h
+++ b/arch/arm/include/asm/imx-common/regs-bch.h
@@ -123,7 +123,7 @@ struct mxs_bch_regs {
#define BCH_FLASHLAYOUT0_NBLOCKS_OFFSET 24
#define BCH_FLASHLAYOUT0_META_SIZE_MASK (0xff << 16)
#define BCH_FLASHLAYOUT0_META_SIZE_OFFSET 16
-#if defined(CONFIG_MX6)
+#if (defined(CONFIG_MX6) || defined(CONFIG_MX7))
#define BCH_FLASHLAYOUT0_ECC0_MASK (0x1f << 11)
#define BCH_FLASHLAYOUT0_ECC0_OFFSET 11
#else
@@ -154,7 +154,7 @@ struct mxs_bch_regs {
#define BCH_FLASHLAYOUT1_PAGE_SIZE_MASK (0xffff << 16)
#define BCH_FLASHLAYOUT1_PAGE_SIZE_OFFSET 16
-#if defined(CONFIG_MX6)
+#if (defined(CONFIG_MX6) || defined(CONFIG_MX7))
#define BCH_FLASHLAYOUT1_ECCN_MASK (0x1f << 11)
#define BCH_FLASHLAYOUT1_ECCN_OFFSET 11
#else