Merge git://git.denx.de/u-boot-dm

10 files changed, 134 insertions, 43 deletions

diff --git a/arch/arm/cpu/arm720t/start.S b/arch/arm/cpu/arm720t/start.S
index 0bb3441..365d8f0 100644
--- a/arch/arm/cpu/arm720t/start.S
+++ b/arch/arm/cpu/arm720t/start.S
@@ -38,7 +38,8 @@ reset:
 	 * we do sys-critical inits only at reboot,
 	 * not when booting from ram!
 	 */
-#ifndef CONFIG_SKIP_LOWLEVEL_INIT
+#if !defined(CONFIG_SKIP_LOWLEVEL_INIT) && \
+		!defined(CONFIG_SKIP_LOWLEVEL_INIT_ONLY)
 	bl	cpu_init_crit
 #endif
 
@@ -62,7 +63,8 @@ c_runtime_cpu_setup:
  *************************************************************************
  */
 
-#ifndef CONFIG_SKIP_LOWLEVEL_INIT
+#if !defined(CONFIG_SKIP_LOWLEVEL_INIT) && \
+		!defined(CONFIG_SKIP_LOWLEVEL_INIT_ONLY)
 cpu_init_crit:
 
 	mov	ip, lr
diff --git a/arch/arm/dts/rk3288-veyron-jerry.dts b/arch/arm/dts/rk3288-veyron-jerry.dts
index 8aab607..2e6272b 100644
--- a/arch/arm/dts/rk3288-veyron-jerry.dts
+++ b/arch/arm/dts/rk3288-veyron-jerry.dts
@@ -21,7 +21,7 @@
                 stdout-path = &uart2;
         };
 
-	panel_regulator: panel-regualtor {
+	panel_regulator: panel-regulator {
 		compatible = "regulator-fixed";
 		enable-active-high;
 		gpio = <&gpio7 14 GPIO_ACTIVE_HIGH>;
diff --git a/arch/arm/dts/tegra124-nyan-big-u-boot.dtsi b/arch/arm/dts/tegra124-nyan-big-u-boot.dtsi
index fff1d78..65c3851 100644
--- a/arch/arm/dts/tegra124-nyan-big-u-boot.dtsi
+++ b/arch/arm/dts/tegra124-nyan-big-u-boot.dtsi
@@ -12,4 +12,13 @@
 			u-boot,dm-pre-reloc;
 		};
 	};
+
+	spi@7000d400 {
+		spi-deactivate-delay = <200>;
+		spi-max-frequency = <3000000>;
+
+		cros_ec: cros-ec@0 {
+			ec-interrupt = <&gpio TEGRA_GPIO(C, 7) GPIO_ACTIVE_LOW>;
+		};
+	};
 };
diff --git a/arch/arm/include/asm/arch-rockchip/cru_rk3288.h b/arch/arm/include/asm/arch-rockchip/cru_rk3288.h
index d575f4a..cb0a935 100644
--- a/arch/arm/include/asm/arch-rockchip/cru_rk3288.h
+++ b/arch/arm/include/asm/arch-rockchip/cru_rk3288.h
@@ -64,135 +64,137 @@ check_member(rk3288_cru, cru_emmc_con[1], 0x021c);
 /* CRU_CLKSEL11_CON */
 enum {
 	HSICPHY_DIV_SHIFT	= 8,
-	HSICPHY_DIV_MASK	= 0x3f,
+	HSICPHY_DIV_MASK	= 0x3f << HSICPHY_DIV_SHIFT,
 
 	MMC0_PLL_SHIFT		= 6,
-	MMC0_PLL_MASK		= 3,
+	MMC0_PLL_MASK		= 3 << MMC0_PLL_SHIFT,
 	MMC0_PLL_SELECT_CODEC	= 0,
 	MMC0_PLL_SELECT_GENERAL,
 	MMC0_PLL_SELECT_24MHZ,
 
 	MMC0_DIV_SHIFT		= 0,
-	MMC0_DIV_MASK		= 0x3f,
+	MMC0_DIV_MASK		= 0x3f << MMC0_DIV_SHIFT,
 };
 
 /* CRU_CLKSEL12_CON */
 enum {
 	EMMC_PLL_SHIFT		= 0xe,
-	EMMC_PLL_MASK		= 3,
+	EMMC_PLL_MASK		= 3 << EMMC_PLL_SHIFT,
 	EMMC_PLL_SELECT_CODEC	= 0,
 	EMMC_PLL_SELECT_GENERAL,
 	EMMC_PLL_SELECT_24MHZ,
 
 	EMMC_DIV_SHIFT		= 8,
-	EMMC_DIV_MASK		= 0x3f,
+	EMMC_DIV_MASK		= 0x3f < EMMC_DIV_SHIFT,
 
 	SDIO0_PLL_SHIFT		= 6,
-	SDIO0_PLL_MASK		= 3,
+	SDIO0_PLL_MASK		= 3 << SDIO0_PLL_SHIFT,
 	SDIO0_PLL_SELECT_CODEC	= 0,
 	SDIO0_PLL_SELECT_GENERAL,
 	SDIO0_PLL_SELECT_24MHZ,
 
 	SDIO0_DIV_SHIFT		= 0,
-	SDIO0_DIV_MASK		= 0x3f,
+	SDIO0_DIV_MASK		= 0x3f << SDIO0_DIV_SHIFT,
 };
 
 /* CRU_CLKSEL21_CON */
 enum {
-	MAC_DIV_CON_SHIFT = 0xf,
-	MAC_DIV_CON_MASK = 0x1f,
+	MAC_DIV_CON_SHIFT	= 0xf,
+	MAC_DIV_CON_MASK	= 0x1f << MAC_DIV_CON_SHIFT,
 
-	RMII_EXTCLK_SHIFT = 4,
-	RMII_EXTCLK_MASK = 1,
+	RMII_EXTCLK_SHIFT	= 4,
+	RMII_EXTCLK_MASK	= 1 << RMII_EXTCLK_SHIFT,
 	RMII_EXTCLK_SELECT_INT_DIV_CLK = 0,
 	RMII_EXTCLK_SELECT_EXT_CLK = 1,
 
-	EMAC_PLL_SHIFT = 0,
-	EMAC_PLL_MASK = 0x3,
-	EMAC_PLL_SELECT_NEW = 0x0,
-	EMAC_PLL_SELECT_CODEC = 0x1,
-	EMAC_PLL_SELECT_GENERAL = 0x2,
+	EMAC_PLL_SHIFT		= 0,
+	EMAC_PLL_MASK		= 0x3 << EMAC_PLL_SHIFT,
+	EMAC_PLL_SELECT_NEW	= 0x0,
+	EMAC_PLL_SELECT_CODEC	= 0x1,
+	EMAC_PLL_SELECT_GENERAL	= 0x2,
 };
 
 /* CRU_CLKSEL25_CON */
 enum {
 	SPI1_PLL_SHIFT		= 0xf,
-	SPI1_PLL_MASK		= 1,
+	SPI1_PLL_MASK		= 1 << SPI1_PLL_SHIFT,
 	SPI1_PLL_SELECT_CODEC	= 0,
 	SPI1_PLL_SELECT_GENERAL,
 
 	SPI1_DIV_SHIFT		= 8,
-	SPI1_DIV_MASK		= 0x7f,
+	SPI1_DIV_MASK		= 0x7f << SPI1_DIV_SHIFT,
 
 	SPI0_PLL_SHIFT		= 7,
-	SPI0_PLL_MASK		= 1,
+	SPI0_PLL_MASK		= 1 << SPI0_PLL_SHIFT,
 	SPI0_PLL_SELECT_CODEC	= 0,
 	SPI0_PLL_SELECT_GENERAL,
 
 	SPI0_DIV_SHIFT		= 0,
-	SPI0_DIV_MASK		= 0x7f,
+	SPI0_DIV_MASK		= 0x7f << SPI0_DIV_SHIFT,
 };
 
 /* CRU_CLKSEL37_CON */
 enum {
 	PCLK_CORE_DBG_DIV_SHIFT	= 9,
-	PCLK_CORE_DBG_DIV_MASK	= 0x1f,
+	PCLK_CORE_DBG_DIV_MASK	= 0x1f << PCLK_CORE_DBG_DIV_SHIFT,
 
 	ATCLK_CORE_DIV_CON_SHIFT = 4,
-	ATCLK_CORE_DIV_CON_MASK	= 0x1f,
+	ATCLK_CORE_DIV_CON_MASK	= 0x1f << ATCLK_CORE_DIV_CON_SHIFT,
 
 	CLK_L2RAM_DIV_SHIFT	= 0,
-	CLK_L2RAM_DIV_MASK	= 7,
+	CLK_L2RAM_DIV_MASK	= 7 << CLK_L2RAM_DIV_SHIFT,
 };
 
 /* CRU_CLKSEL39_CON */
 enum {
 	ACLK_HEVC_PLL_SHIFT	= 0xe,
-	ACLK_HEVC_PLL_MASK	= 3,
+	ACLK_HEVC_PLL_MASK	= 3 << ACLK_HEVC_PLL_SHIFT,
 	ACLK_HEVC_PLL_SELECT_CODEC = 0,
 	ACLK_HEVC_PLL_SELECT_GENERAL,
 	ACLK_HEVC_PLL_SELECT_NEW,
 
 	ACLK_HEVC_DIV_SHIFT	= 8,
-	ACLK_HEVC_DIV_MASK	= 0x1f,
+	ACLK_HEVC_DIV_MASK	= 0x1f << ACLK_HEVC_DIV_SHIFT,
 
 	SPI2_PLL_SHIFT		= 7,
-	SPI2_PLL_MASK		= 1,
+	SPI2_PLL_MASK		= 1 << SPI2_PLL_SHIFT,
 	SPI2_PLL_SELECT_CODEC	= 0,
 	SPI2_PLL_SELECT_GENERAL,
 
 	SPI2_DIV_SHIFT		= 0,
-	SPI2_DIV_MASK		= 0x7f,
+	SPI2_DIV_MASK		= 0x7f << SPI2_DIV_SHIFT,
 };
 
 /* CRU_MODE_CON */
 enum {
+	CRU_MODE_MASK		= 3,
+
 	NPLL_MODE_SHIFT		= 0xe,
-	NPLL_MODE_MASK		= 3,
+	NPLL_MODE_MASK		= CRU_MODE_MASK << NPLL_MODE_SHIFT,
 	NPLL_MODE_SLOW		= 0,
 	NPLL_MODE_NORMAL,
 	NPLL_MODE_DEEP,
 
 	GPLL_MODE_SHIFT		= 0xc,
-	GPLL_MODE_MASK		= 3,
+	GPLL_MODE_MASK		= CRU_MODE_MASK << GPLL_MODE_SHIFT,
 	GPLL_MODE_SLOW		= 0,
 	GPLL_MODE_NORMAL,
 	GPLL_MODE_DEEP,
 
 	CPLL_MODE_SHIFT		= 8,
-	CPLL_MODE_MASK		= 3,
+	CPLL_MODE_MASK		= CRU_MODE_MASK << CPLL_MODE_SHIFT,
 	CPLL_MODE_SLOW		= 0,
 	CPLL_MODE_NORMAL,
 	CPLL_MODE_DEEP,
 
 	DPLL_MODE_SHIFT		= 4,
-	DPLL_MODE_MASK		= 3,
+	DPLL_MODE_MASK		= CRU_MODE_MASK << DPLL_MODE_SHIFT,
 	DPLL_MODE_SLOW		= 0,
 	DPLL_MODE_NORMAL,
 	DPLL_MODE_DEEP,
 
 	APLL_MODE_SHIFT		= 0,
-	APLL_MODE_MASK		= 3,
+	APLL_MODE_MASK		= CRU_MODE_MASK << APLL_MODE_SHIFT,
 	APLL_MODE_SLOW		= 0,
 	APLL_MODE_NORMAL,
 	APLL_MODE_DEEP,
@@ -201,21 +203,21 @@ enum {
 /* CRU_APLL_CON0 */
 enum {
 	CLKR_SHIFT		= 8,
-	CLKR_MASK		= 0x3f,
+	CLKR_MASK		= 0x3f << CLKR_SHIFT,
 
 	CLKOD_SHIFT		= 0,
-	CLKOD_MASK		= 0xf,
+	CLKOD_MASK		= 0xf << CLKOD_SHIFT,
 };
 
 /* CRU_APLL_CON1 */
 enum {
 	LOCK_SHIFT		= 0x1f,
-	LOCK_MASK		= 1,
+	LOCK_MASK		= 1 << LOCK_SHIFT,
 	LOCK_UNLOCK		= 0,
 	LOCK_LOCK,
 
 	CLKF_SHIFT		= 0,
-	CLKF_MASK		= 0x1fff,
+	CLKF_MASK		= 0x1fff << CLKF_SHIFT,
 };
 
 #endif
diff --git a/arch/arm/include/asm/arch-tegra/clock.h b/arch/arm/include/asm/arch-tegra/clock.h
index 388afcb..f62b2a4 100644
--- a/arch/arm/include/asm/arch-tegra/clock.h
+++ b/arch/arm/include/asm/arch-tegra/clock.h
@@ -288,6 +288,9 @@ void clock_init(void);
 /* Initialize the PLLs */
 void clock_early_init(void);
 
+/* @return true if hardware indicates that clock_early_init() was called */
+bool clock_early_init_done(void);
+
 /* Returns a pointer to the clock source register for a peripheral */
 u32 *get_periph_source_reg(enum periph_id periph_id);
 
diff --git a/arch/arm/lib/cache-cp15.c b/arch/arm/lib/cache-cp15.c
index e9bbcf5..cf852c0 100644
--- a/arch/arm/lib/cache-cp15.c
+++ b/arch/arm/lib/cache-cp15.c
@@ -129,7 +129,7 @@ static inline void mmu_setup(void)
 		dram_bank_mmu_setup(i);
 	}
 
-#ifdef CONFIG_ARMV7_LPAE
+#if defined(CONFIG_ARMV7_LPAE) && __LINUX_ARM_ARCH__ != 4
 	/* Set up 4 PTE entries pointing to our 4 1GB page tables */
 	for (i = 0; i < 4; i++) {
 		u64 *page_table = (u64 *)(gd->arch.tlb_addr + (4096 * 4));
@@ -147,7 +147,7 @@ static inline void mmu_setup(void)
 #endif
 
 	if (is_hyp()) {
-		/* Set HCTR to enable LPAE */
+		/* Set HTCR to enable LPAE */
 		asm volatile("mcr p15, 4, %0, c2, c0, 2"
 			: : "r" (reg) : "memory");
 		/* Set HTTBR0 */
@@ -172,6 +172,15 @@ static inline void mmu_setup(void)
 			: : "r" (MEMORY_ATTRIBUTES) : "memory");
 	}
 #elif defined(CONFIG_CPU_V7)
+	if (is_hyp()) {
+		/* Set HTCR to disable LPAE */
+		asm volatile("mcr p15, 4, %0, c2, c0, 2"
+			: : "r" (0) : "memory");
+	} else {
+		/* Set TTBCR to disable LPAE */
+		asm volatile("mcr p15, 0, %0, c2, c0, 2"
+			: : "r" (0) : "memory");
+	}
 	/* Set TTBR0 */
 	reg = gd->arch.tlb_addr & TTBR0_BASE_ADDR_MASK;
 #if defined(CONFIG_SYS_ARM_CACHE_WRITETHROUGH)
diff --git a/arch/arm/mach-rockchip/rk3288-board.c b/arch/arm/mach-rockchip/rk3288-board.c
index 9894a25..a354d99 100644
--- a/arch/arm/mach-rockchip/rk3288-board.c
+++ b/arch/arm/mach-rockchip/rk3288-board.c
@@ -86,8 +86,10 @@ static int veyron_init(void)
 	int ret;
 
 	ret = regulator_get_by_platname("vdd_arm", &dev);
-	if (ret)
+	if (ret) {
+		debug("Cannot set regulator name\n");
 		return ret;
+	}
 
 	/* Slowly raise to max CPU voltage to prevent overshoot */
 	ret = regulator_set_value(dev, 1200000);
@@ -307,3 +309,38 @@ U_BOOT_CMD(
 	"display information about clocks",
 	""
 );
+
+#define GRF_SOC_CON2 0xff77024c
+
+int board_early_init_f(void)
+{
+	struct udevice *pinctrl;
+	struct udevice *dev;
+	int ret;
+
+	/*
+	 * This init is done in SPL, but when chain-loading U-Boot SPL will
+	 * have been skipped. Allow the clock driver to check if it needs
+	 * setting up.
+	 */
+	ret = rockchip_get_clk(&dev);
+	if (ret) {
+		debug("CLK init failed: %d\n", ret);
+		return ret;
+	}
+	ret = uclass_get_device(UCLASS_PINCTRL, 0, &pinctrl);
+	if (ret) {
+		debug("%s: Cannot find pinctrl device\n", __func__);
+		return ret;
+	}
+
+	/* Enable debug UART */
+	ret = pinctrl_request_noflags(pinctrl, PERIPH_ID_UART_DBG);
+	if (ret) {
+		debug("%s: Failed to set up console UART\n", __func__);
+		return ret;
+	}
+	rk_setreg(GRF_SOC_CON2, 1 << 0);
+
+	return 0;
+}
diff --git a/arch/arm/mach-tegra/board2.c b/arch/arm/mach-tegra/board2.c
index 84f1ee5..1e627ba 100644
--- a/arch/arm/mach-tegra/board2.c
+++ b/arch/arm/mach-tegra/board2.c
@@ -191,6 +191,9 @@ void gpio_early_init(void) __attribute__((weak, alias("__gpio_early_init")));
 
 int board_early_init_f(void)
 {
+	if (!clock_early_init_done())
+		clock_early_init();
+
 #if defined(CONFIG_TEGRA_DISCONNECT_UDC_ON_BOOT)
 #define USBCMD_FS2 (1 << 15)
 	{
diff --git a/arch/arm/mach-tegra/clock.c b/arch/arm/mach-tegra/clock.c
index 3bb7233..bac4211 100644
--- a/arch/arm/mach-tegra/clock.c
+++ b/arch/arm/mach-tegra/clock.c
@@ -339,8 +339,11 @@ unsigned long clock_get_periph_rate(enum periph_id periph_id,
 		 * return value doesn't help. In summary this clock driver is
 		 * quite broken but I'm afraid I have no idea how to fix it
 		 * without completely replacing it.
+		 *
+		 * Be careful to avoid a divide by zero error.
 		 */
-		div -= 2;
+		if (div >= 1)
+			div -= 2;
 		break;
 #endif
 	default:
@@ -825,3 +828,8 @@ int clock_external_output(int clk_id)
 
 	return 0;
 }
+
+__weak bool clock_early_init_done(void)
+{
+	return true;
+}
diff --git a/arch/arm/mach-tegra/tegra124/clock.c b/arch/arm/mach-tegra/tegra124/clock.c
index 5e44061..5ae718b 100644
--- a/arch/arm/mach-tegra/tegra124/clock.c
+++ b/arch/arm/mach-tegra/tegra124/clock.c
@@ -891,6 +891,24 @@ void clock_early_init(void)
 	udelay(2);
 }
 
+/*
+ * clock_early_init_done - Check if clock_early_init() has been called
+ *
+ * Check a register that we set up to see if clock_early_init() has already
+ * been called.
+ *
+ * @return true if clock_early_init() was called, false if not
+ */
+bool clock_early_init_done(void)
+{
+	struct clk_rst_ctlr *clkrst = (struct clk_rst_ctlr *)NV_PA_CLK_RST_BASE;
+	u32 val;
+
+	val = readl(&clkrst->crc_sclk_brst_pol);
+
+	return val == 0x20002222;
+}
+
 void arch_timer_init(void)
 {
 	struct sysctr_ctlr *sysctr = (struct sysctr_ctlr *)NV_PA_TSC_BASE;