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authorAlbert ARIBAUD <albert.u.boot@aribaud.net>2014-06-08 09:14:19 +0200
committerAlbert ARIBAUD <albert.u.boot@aribaud.net>2014-06-08 09:14:19 +0200
commit5ed28948a3ffe6c735386e59c132989869beaa3e (patch)
treecbb940a4fa90b89abdd57d6b13d64351cfce839c /arch
parente6607cffef965011ef0ddc0fbe6f4b7c0d53aeec (diff)
parent83bad1026b9e3a4f6b7783cc1cbb434c1bbd3fa2 (diff)
downloadu-boot-imx-5ed28948a3ffe6c735386e59c132989869beaa3e.zip
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Merge branch 'u-boot-ti/master' into 'u-boot-arm/master'
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/cpu/armv7/am33xx/board.c20
-rw-r--r--arch/arm/cpu/armv7/am33xx/clock.c11
-rw-r--r--arch/arm/cpu/armv7/am33xx/clock_am43xx.c9
-rw-r--r--arch/arm/cpu/armv7/am33xx/emif4.c4
-rw-r--r--arch/arm/cpu/armv7/keystone/init.c9
-rw-r--r--arch/arm/cpu/armv7/omap3/mem.c12
-rw-r--r--arch/arm/include/asm/arch-am33xx/clock.h1
-rw-r--r--arch/arm/include/asm/arch-am33xx/cpu.h35
-rw-r--r--arch/arm/include/asm/arch-keystone/hardware-k2hk.h2
-rw-r--r--arch/arm/include/asm/arch-keystone/hardware.h3
-rw-r--r--arch/arm/include/asm/arch-omap3/mem.h8
11 files changed, 83 insertions, 31 deletions
diff --git a/arch/arm/cpu/armv7/am33xx/board.c b/arch/arm/cpu/armv7/am33xx/board.c
index 28c16f8..7fe049e 100644
--- a/arch/arm/cpu/armv7/am33xx/board.c
+++ b/arch/arm/cpu/armv7/am33xx/board.c
@@ -144,6 +144,19 @@ int arch_misc_init(void)
#ifndef CONFIG_SKIP_LOWLEVEL_INIT
/*
+ * In the case of non-SPL based booting we'll want to call these
+ * functions a tiny bit later as it will require gd to be set and cleared
+ * and that's not true in s_init in this case so we cannot do it there.
+ */
+int board_early_init_f(void)
+{
+ prcm_init();
+ set_mux_conf_regs();
+
+ return 0;
+}
+
+/*
* This function is the place to do per-board things such as ramp up the
* MPU clock frequency.
*/
@@ -224,7 +237,7 @@ void s_init(void)
set_uart_mux_conf();
setup_clocks_for_console();
uart_soft_reset();
-#ifdef CONFIG_NOR_BOOT
+#if defined(CONFIG_NOR_BOOT) || defined(CONFIG_QSPI_BOOT)
gd->baudrate = CONFIG_BAUDRATE;
serial_init();
gd->have_console = 1;
@@ -232,13 +245,14 @@ void s_init(void)
gd = &gdata;
preloader_console_init();
#endif
- prcm_init();
- set_mux_conf_regs();
#if defined(CONFIG_SPL_AM33XX_ENABLE_RTC32K_OSC)
/* Enable RTC32K clock */
rtc32k_enable();
#endif
+#ifdef CONFIG_SPL_BUILD
+ board_early_init_f();
sdram_init();
+#endif
}
#endif
diff --git a/arch/arm/cpu/armv7/am33xx/clock.c b/arch/arm/cpu/armv7/am33xx/clock.c
index 0672798..ec7d468 100644
--- a/arch/arm/cpu/armv7/am33xx/clock.c
+++ b/arch/arm/cpu/armv7/am33xx/clock.c
@@ -170,8 +170,19 @@ void do_enable_clocks(u32 *const *clk_domains,
};
}
+/*
+ * Before scaling up the clocks we need to have the PMIC scale up the
+ * voltages first. This will be dependent on which PMIC is in use
+ * and in some cases we may not be scaling things up at all and thus not
+ * need to do anything here.
+ */
+__weak void scale_vcores(void)
+{
+}
+
void prcm_init()
{
enable_basic_clocks();
+ scale_vcores();
setup_dplls();
}
diff --git a/arch/arm/cpu/armv7/am33xx/clock_am43xx.c b/arch/arm/cpu/armv7/am33xx/clock_am43xx.c
index d0bc234..31188c8 100644
--- a/arch/arm/cpu/armv7/am33xx/clock_am43xx.c
+++ b/arch/arm/cpu/armv7/am33xx/clock_am43xx.c
@@ -53,6 +53,8 @@ const struct dpll_regs dpll_ddr_regs = {
void setup_clocks_for_console(void)
{
+ u32 clkctrl, idlest = MODULE_CLKCTRL_IDLEST_DISABLED;
+
/* Do not add any spl_debug prints in this function */
clrsetbits_le32(&cmwkup->wkclkstctrl, CD_CLKCTRL_CLKTRCTRL_MASK,
CD_CLKCTRL_CLKTRCTRL_SW_WKUP <<
@@ -63,6 +65,13 @@ void setup_clocks_for_console(void)
MODULE_CLKCTRL_MODULEMODE_MASK,
MODULE_CLKCTRL_MODULEMODE_SW_EXPLICIT_EN <<
MODULE_CLKCTRL_MODULEMODE_SHIFT);
+
+ while ((idlest == MODULE_CLKCTRL_IDLEST_DISABLED) ||
+ (idlest == MODULE_CLKCTRL_IDLEST_TRANSITIONING)) {
+ clkctrl = readl(&cmwkup->wkup_uart0ctrl);
+ idlest = (clkctrl & MODULE_CLKCTRL_IDLEST_MASK) >>
+ MODULE_CLKCTRL_IDLEST_SHIFT;
+ }
}
void enable_basic_clocks(void)
diff --git a/arch/arm/cpu/armv7/am33xx/emif4.c b/arch/arm/cpu/armv7/am33xx/emif4.c
index 2c67c32..a7a3e88 100644
--- a/arch/arm/cpu/armv7/am33xx/emif4.c
+++ b/arch/arm/cpu/armv7/am33xx/emif4.c
@@ -21,6 +21,10 @@ DECLARE_GLOBAL_DATA_PTR;
int dram_init(void)
{
+#ifndef CONFIG_SKIP_LOWLEVEL_INIT
+ sdram_init();
+#endif
+
/* dram_init must store complete ramsize in gd->ram_size */
gd->ram_size = get_ram_size(
(void *)CONFIG_SYS_SDRAM_BASE,
diff --git a/arch/arm/cpu/armv7/keystone/init.c b/arch/arm/cpu/armv7/keystone/init.c
index 044015a..4df5ae1 100644
--- a/arch/arm/cpu/armv7/keystone/init.c
+++ b/arch/arm/cpu/armv7/keystone/init.c
@@ -8,6 +8,7 @@
*/
#include <common.h>
+#include <ns16550.h>
#include <asm/io.h>
#include <asm/arch/clock.h>
#include <asm/arch/hardware.h>
@@ -30,6 +31,14 @@ int arch_cpu_init(void)
share_all_segments(11); /* PCIE */
#endif
+ /*
+ * just initialise the COM2 port so that TI specific
+ * UART register PWREMU_MGMT is initialized. Linux UART
+ * driver doesn't handle this.
+ */
+ NS16550_init((NS16550_t)(CONFIG_SYS_NS16550_COM2),
+ CONFIG_SYS_NS16550_CLK / 16 / CONFIG_BAUDRATE);
+
return 0;
}
diff --git a/arch/arm/cpu/armv7/omap3/mem.c b/arch/arm/cpu/armv7/omap3/mem.c
index e649409..1832aff 100644
--- a/arch/arm/cpu/armv7/omap3/mem.c
+++ b/arch/arm/cpu/armv7/omap3/mem.c
@@ -21,17 +21,6 @@
struct gpmc *gpmc_cfg;
#if defined(CONFIG_CMD_NAND)
-#if defined(GPMC_NAND_ECC_SP_x8_LAYOUT) || defined(GPMC_NAND_ECC_LP_x8_LAYOUT)
-static const u32 gpmc_m_nand[GPMC_MAX_REG] = {
- SMNAND_GPMC_CONFIG1,
- SMNAND_GPMC_CONFIG2,
- SMNAND_GPMC_CONFIG3,
- SMNAND_GPMC_CONFIG4,
- SMNAND_GPMC_CONFIG5,
- SMNAND_GPMC_CONFIG6,
- 0,
-};
-#else
static const u32 gpmc_m_nand[GPMC_MAX_REG] = {
M_NAND_GPMC_CONFIG1,
M_NAND_GPMC_CONFIG2,
@@ -40,7 +29,6 @@ static const u32 gpmc_m_nand[GPMC_MAX_REG] = {
M_NAND_GPMC_CONFIG5,
M_NAND_GPMC_CONFIG6, 0
};
-#endif
#endif /* CONFIG_CMD_NAND */
#if defined(CONFIG_CMD_ONENAND)
diff --git a/arch/arm/include/asm/arch-am33xx/clock.h b/arch/arm/include/asm/arch-am33xx/clock.h
index f00fad3..4af6b57 100644
--- a/arch/arm/include/asm/arch-am33xx/clock.h
+++ b/arch/arm/include/asm/arch-am33xx/clock.h
@@ -107,6 +107,7 @@ const struct dpll_params *get_dpll_mpu_params(void);
const struct dpll_params *get_dpll_core_params(void);
const struct dpll_params *get_dpll_per_params(void);
const struct dpll_params *get_dpll_ddr_params(void);
+void scale_vcores(void);
void do_setup_dpll(const struct dpll_regs *, const struct dpll_params *);
void prcm_init(void);
void enable_basic_clocks(void);
diff --git a/arch/arm/include/asm/arch-am33xx/cpu.h b/arch/arm/include/asm/arch-am33xx/cpu.h
index d9f0306..aa10fab 100644
--- a/arch/arm/include/asm/arch-am33xx/cpu.h
+++ b/arch/arm/include/asm/arch-am33xx/cpu.h
@@ -26,7 +26,17 @@
#define TCLR_PRE BIT(5) /* Pre-scaler enable */
#define TCLR_PTV_SHIFT (2) /* Pre-scaler shift value */
#define TCLR_PRE_DISABLE CL_BIT(5) /* Pre-scalar disable */
-
+#define TCLR_CE BIT(6) /* compare mode enable */
+#define TCLR_SCPWM BIT(7) /* pwm outpin behaviour */
+#define TCLR_TCM BIT(8) /* edge detection of input pin*/
+#define TCLR_TRG_SHIFT (10) /* trigmode on pwm outpin */
+#define TCLR_PT BIT(12) /* pulse/toggle mode of outpin*/
+#define TCLR_CAPTMODE BIT(13) /* capture mode */
+#define TCLR_GPOCFG BIT(14) /* 0=output,1=input */
+
+#define TCFG_RESET BIT(0) /* software reset */
+#define TCFG_EMUFREE BIT(1) /* behaviour of tmr on debug */
+#define TCFG_IDLEMOD_SHIFT (2) /* power management */
/* device type */
#define DEVICE_MASK (BIT(8) | BIT(9) | BIT(10))
#define TST_DEVICE 0x0
@@ -87,7 +97,8 @@ struct cm_wkuppll {
unsigned int wkctrlclkctrl; /* offset 0x04 */
unsigned int wkgpio0clkctrl; /* offset 0x08 */
unsigned int wkl4wkclkctrl; /* offset 0x0c */
- unsigned int resv2[4];
+ unsigned int timer0clkctrl; /* offset 0x10 */
+ unsigned int resv2[3];
unsigned int idlestdpllmpu; /* offset 0x20 */
unsigned int resv3[2];
unsigned int clkseldpllmpu; /* offset 0x2c */
@@ -121,7 +132,9 @@ struct cm_wkuppll {
unsigned int wkup_uart0ctrl; /* offset 0xB4 */
unsigned int wkup_i2c0ctrl; /* offset 0xB8 */
unsigned int wkup_adctscctrl; /* offset 0xBC */
- unsigned int resv12[6];
+ unsigned int resv12;
+ unsigned int timer1clkctrl; /* offset 0xC4 */
+ unsigned int resv13[4];
unsigned int divm6dpllcore; /* offset 0xD8 */
};
@@ -178,7 +191,9 @@ struct cm_perpll {
unsigned int epwmss2clkctrl; /* offset 0xD8 */
unsigned int l3instrclkctrl; /* offset 0xDC */
unsigned int l3clkctrl; /* Offset 0xE0 */
- unsigned int resv8[4];
+ unsigned int resv8[2];
+ unsigned int timer5clkctrl; /* offset 0xEC */
+ unsigned int timer6clkctrl; /* offset 0xF0 */
unsigned int mmc1clkctrl; /* offset 0xF4 */
unsigned int mmc2clkctrl; /* offset 0xF8 */
unsigned int resv9[8];
@@ -191,9 +206,17 @@ struct cm_perpll {
/* Encapsulating Display pll registers */
struct cm_dpll {
- unsigned int resv1[2];
+ unsigned int resv1;
+ unsigned int clktimer7clk; /* offset 0x04 */
unsigned int clktimer2clk; /* offset 0x08 */
- unsigned int resv2[10];
+ unsigned int clktimer3clk; /* offset 0x0C */
+ unsigned int clktimer4clk; /* offset 0x10 */
+ unsigned int resv2;
+ unsigned int clktimer5clk; /* offset 0x18 */
+ unsigned int clktimer6clk; /* offset 0x1C */
+ unsigned int resv3[2];
+ unsigned int clktimer1clk; /* offset 0x28 */
+ unsigned int resv4[2];
unsigned int clklcdcpixelclk; /* offset 0x34 */
};
#else
diff --git a/arch/arm/include/asm/arch-keystone/hardware-k2hk.h b/arch/arm/include/asm/arch-keystone/hardware-k2hk.h
index 50ff13a..7ac2662 100644
--- a/arch/arm/include/asm/arch-keystone/hardware-k2hk.h
+++ b/arch/arm/include/asm/arch-keystone/hardware-k2hk.h
@@ -115,8 +115,6 @@
#define K2HK_LPSC_ARM_SREFLEX 51
#define K2HK_LPSC_TETRIS 52
-#define K2HK_UART0_BASE 0x02530c00
-
/* DDR3A definitions */
#define K2HK_DDR3A_EMIF_CTRL_BASE 0x21010000
#define K2HK_DDR3A_EMIF_DATA_BASE 0x80000000
diff --git a/arch/arm/include/asm/arch-keystone/hardware.h b/arch/arm/include/asm/arch-keystone/hardware.h
index a305a0c..6c532ca 100644
--- a/arch/arm/include/asm/arch-keystone/hardware.h
+++ b/arch/arm/include/asm/arch-keystone/hardware.h
@@ -142,6 +142,9 @@ struct ddr3_emif_config {
#define KS2_DDR3_PMCTL_OFFSET 0x38
#define KS2_DDR3_ZQCFG_OFFSET 0xC8
+#define KS2_UART0_BASE 0x02530c00
+#define KS2_UART1_BASE 0x02531000
+
#ifdef CONFIG_SOC_K2HK
#include <asm/arch/hardware-k2hk.h>
#endif
diff --git a/arch/arm/include/asm/arch-omap3/mem.h b/arch/arm/include/asm/arch-omap3/mem.h
index bdb1435..d2dfb1e 100644
--- a/arch/arm/include/asm/arch-omap3/mem.h
+++ b/arch/arm/include/asm/arch-omap3/mem.h
@@ -354,14 +354,6 @@ enum {
#define GPMC_CS_ENABLE 0x1
-#define SMNAND_GPMC_CONFIG1 0x00000800
-#define SMNAND_GPMC_CONFIG2 0x00141400
-#define SMNAND_GPMC_CONFIG3 0x00141400
-#define SMNAND_GPMC_CONFIG4 0x0F010F01
-#define SMNAND_GPMC_CONFIG5 0x010C1414
-#define SMNAND_GPMC_CONFIG6 0x1F0F0A80
-#define SMNAND_GPMC_CONFIG7 0x00000C44
-
#define M_NAND_GPMC_CONFIG1 0x00001800
#define M_NAND_GPMC_CONFIG2 0x00141400
#define M_NAND_GPMC_CONFIG3 0x00141400