ARM: AM33xx: Move s_init to a common place
s_init has the same outline for all the AM33xx based
board. So making it generic.
This also helps in addition of new Soc with minimal changes.
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
Signed-off-by: Heiko Schocher <hs@denx.de>
Signed-off-by: Tom Rini <trini@ti.com>
Tested-by: Heiko Schocher <hs@denx.de>
Acked-by: Heiko Schocher <hs@denx.de>
diff --git a/board/isee/igep0033/board.c b/board/isee/igep0033/board.c
index a065a74..f71aaa0 100644
--- a/board/isee/igep0033/board.c
+++ b/board/isee/igep0033/board.c
@@ -27,8 +27,6 @@
DECLARE_GLOBAL_DATA_PTR;
-static struct wd_timer *wdtimer = (struct wd_timer *)WDT_BASE;
-
/* MII mode defines */
#define RMII_MODE_ENABLE 0x4D
@@ -76,54 +74,22 @@
return &dpll_ddr;
}
-#endif
-
-/*
- * Early system init of muxing and clocks.
- */
-void s_init(void)
+void set_uart_mux_conf(void)
{
- /*
- * Save the boot parameters passed from romcode.
- * We cannot delay the saving further than this,
- * to prevent overwrites.
- */
-#ifdef CONFIG_SPL_BUILD
- save_omap_boot_params();
-#endif
-
- /* WDT1 is already running when the bootloader gets control
- * Disable it to avoid "random" resets
- */
- writel(0xAAAA, &wdtimer->wdtwspr);
- while (readl(&wdtimer->wdtwwps) != 0x0)
- ;
- writel(0x5555, &wdtimer->wdtwspr);
- while (readl(&wdtimer->wdtwwps) != 0x0)
- ;
-
-#ifdef CONFIG_SPL_BUILD
- setup_clocks_for_console();
-
enable_uart0_pin_mux();
-
- uart_soft_reset();
- gd = &gdata;
-
- preloader_console_init();
-
- prcm_init();
-
- /* Enable RTC32K clock */
- rtc32k_enable();
+}
- /* Configure board pin mux */
+void set_mux_conf_regs(void)
+{
enable_board_pin_mux();
+}
+void sdram_init(void)
+{
config_ddr(303, K4B2G1646EBIH9_IOCTRL_VALUE, &ddr3_data,
&ddr3_cmd_ctrl_data, &ddr3_emif_reg_data, 0);
-#endif
}
+#endif
/*
* Basic board specific setup. Pinmux has been handled already.
diff --git a/board/phytec/pcm051/board.c b/board/phytec/pcm051/board.c
index 17a98ff..f3bad76 100644
--- a/board/phytec/pcm051/board.c
+++ b/board/phytec/pcm051/board.c
@@ -30,8 +30,6 @@
DECLARE_GLOBAL_DATA_PTR;
-static struct wd_timer *wdtimer = (struct wd_timer *)WDT_BASE;
-
/* MII mode defines */
#define MII_MODE_ENABLE 0x0
#define RGMII_MODE_ENABLE 0xA
@@ -85,57 +83,27 @@
.emif_ddr_phy_ctlr_1 = MT41J256M8HX15E_EMIF_READ_LATENCY |
PHY_EN_DYN_PWRDN,
};
-#endif
-/*
- * early system init of muxing and clocks.
- */
-void s_init(void)
+void set_uart_mux_conf(void)
{
- /*
- * Save the boot parameters passed from romcode.
- * We cannot delay the saving further than this,
- * to prevent overwrites.
- */
-#ifdef CONFIG_SPL_BUILD
- save_omap_boot_params();
-#endif
-
- /*
- * WDT1 is already running when the bootloader gets control
- * Disable it to avoid "random" resets
- */
- writel(0xAAAA, &wdtimer->wdtwspr);
- while (readl(&wdtimer->wdtwwps) != 0x0)
- ;
- writel(0x5555, &wdtimer->wdtwspr);
- while (readl(&wdtimer->wdtwwps) != 0x0)
- ;
-
-#ifdef CONFIG_SPL_BUILD
- /* Setup the PLLs and the clocks for the peripherals */
- pll_init();
-
- /* Enable RTC32K clock */
- rtc32k_enable();
-
enable_uart0_pin_mux();
- uart_soft_reset();
-
- gd = &gdata;
-
- preloader_console_init();
+}
+void set_mux_conf_regs(void)
+{
/* Initalize the board header */
enable_i2c0_pin_mux();
i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE);
enable_board_pin_mux();
+}
+void sdram_init(void)
+{
config_ddr(DDR_CLK_MHZ, MT41J256M8HX15E_IOCTRL_VALUE, &ddr3_data,
&ddr3_cmd_ctrl_data, &ddr3_emif_reg_data, 0);
-#endif
}
+#endif
/*
* Basic board specific setup. Pinmux has been handled already.
diff --git a/board/ti/am335x/board.c b/board/ti/am335x/board.c
index a6edc2d..eac9cc9 100644
--- a/board/ti/am335x/board.c
+++ b/board/ti/am335x/board.c
@@ -30,8 +30,6 @@
DECLARE_GLOBAL_DATA_PTR;
-static struct wd_timer *wdtimer = (struct wd_timer *)WDT_BASE;
-
/* MII mode defines */
#define MII_MODE_ENABLE 0x0
#define RGMII_MODE_ENABLE 0x3A
@@ -269,56 +267,8 @@
return &dpll_ddr;
}
-#endif
-
-/*
- * early system init of muxing and clocks.
- */
-void s_init(void)
+void set_uart_mux_conf(void)
{
- __maybe_unused struct am335x_baseboard_id header;
-
- /*
- * The ROM will only have set up sufficient pinmux to allow for the
- * first 4KiB NOR to be read, we must finish doing what we know of
- * the NOR mux in this space in order to continue.
- */
-#ifdef CONFIG_NOR_BOOT
- asm("stmfd sp!, {r2 - r4}");
- asm("movw r4, #0x8A4");
- asm("movw r3, #0x44E1");
- asm("orr r4, r4, r3, lsl #16");
- asm("mov r2, #9");
- asm("mov r3, #8");
- asm("gpmc_mux: str r2, [r4], #4");
- asm("subs r3, r3, #1");
- asm("bne gpmc_mux");
- asm("ldmfd sp!, {r2 - r4}");
-#endif
-
-#ifdef CONFIG_SPL_BUILD
- /*
- * Save the boot parameters passed from romcode.
- * We cannot delay the saving further than this,
- * to prevent overwrites.
- */
- save_omap_boot_params();
-#endif
-
- /* WDT1 is already running when the bootloader gets control
- * Disable it to avoid "random" resets
- */
- writel(0xAAAA, &wdtimer->wdtwspr);
- while (readl(&wdtimer->wdtwwps) != 0x0)
- ;
- writel(0x5555, &wdtimer->wdtwspr);
- while (readl(&wdtimer->wdtwwps) != 0x0)
- ;
-
-#if defined(CONFIG_SPL_BUILD) || defined(CONFIG_NOR_BOOT)
- /* Setup the PLLs and the clocks for the peripherals */
- setup_clocks_for_console();
-
#ifdef CONFIG_SERIAL1
enable_uart0_pin_mux();
#endif /* CONFIG_SERIAL1 */
@@ -337,29 +287,25 @@
#ifdef CONFIG_SERIAL6
enable_uart5_pin_mux();
#endif /* CONFIG_SERIAL6 */
+}
- uart_soft_reset();
+void set_mux_conf_regs(void)
+{
+ __maybe_unused struct am335x_baseboard_id header;
-#if defined(CONFIG_NOR_BOOT)
- /* We want our console now. */
- gd->baudrate = CONFIG_BAUDRATE;
- serial_init();
- gd->have_console = 1;
-#else
- gd = &gdata;
+ if (read_eeprom(&header) < 0)
+ puts("Could not get board ID.\n");
- preloader_console_init();
-#endif
+ enable_board_pin_mux(&header);
+}
- prcm_init();
+void sdram_init(void)
+{
+ __maybe_unused struct am335x_baseboard_id header;
if (read_eeprom(&header) < 0)
puts("Could not get board ID.\n");
- /* Enable RTC32K clock */
- rtc32k_enable();
-
- enable_board_pin_mux(&header);
if (board_is_evm_sk(&header)) {
/*
* EVM SK 1.2A and later use gpio0_7 to enable DDR3.
@@ -383,8 +329,8 @@
else
config_ddr(266, MT47H128M16RT25E_IOCTRL_VALUE, &ddr2_data,
&ddr2_cmd_ctrl_data, &ddr2_emif_reg_data, 0);
-#endif
}
+#endif
/*
* Basic board specific setup. Pinmux has been handled already.
diff --git a/board/ti/am335x/mux.c b/board/ti/am335x/mux.c
index 5b7ed63..b2bfda5 100644
--- a/board/ti/am335x/mux.c
+++ b/board/ti/am335x/mux.c
@@ -239,6 +239,25 @@
};
#endif
+#if defined(CONFIG_NOR_BOOT)
+static struct module_pin_mux norboot_pin_mux[] = {
+ {OFFSET(lcd_data1), MODE(1) | PULLUDDIS},
+ {OFFSET(lcd_data2), MODE(1) | PULLUDDIS},
+ {OFFSET(lcd_data3), MODE(1) | PULLUDDIS},
+ {OFFSET(lcd_data4), MODE(1) | PULLUDDIS},
+ {OFFSET(lcd_data5), MODE(1) | PULLUDDIS},
+ {OFFSET(lcd_data6), MODE(1) | PULLUDDIS},
+ {OFFSET(lcd_data7), MODE(1) | PULLUDDIS},
+ {OFFSET(lcd_data8), MODE(1) | PULLUDDIS},
+ {OFFSET(lcd_data9), MODE(1) | PULLUDDIS},
+ {-1},
+};
+
+void enable_norboot_pin_mux(void)
+{
+ configure_module_pin_mux(norboot_pin_mux);
+}
+#endif
void enable_uart0_pin_mux(void)
{
diff --git a/board/ti/ti814x/evm.c b/board/ti/ti814x/evm.c
index bd708bb..31ddc68 100644
--- a/board/ti/ti814x/evm.c
+++ b/board/ti/ti814x/evm.c
@@ -27,30 +27,10 @@
DECLARE_GLOBAL_DATA_PTR;
-#ifdef CONFIG_SPL_BUILD
-static struct wd_timer *wdtimer = (struct wd_timer *)WDT_BASE;
-#endif
-
static struct ctrl_dev *cdev = (struct ctrl_dev *)CTRL_DEVICE_BASE;
/* UART Defines */
#ifdef CONFIG_SPL_BUILD
-static void uart_enable(void)
-{
- /* UART softreset */
- uart_soft_reset();
-}
-
-static void wdt_disable(void)
-{
- writel(0xAAAA, &wdtimer->wdtwspr);
- while (readl(&wdtimer->wdtwwps) != 0x0)
- ;
- writel(0x5555, &wdtimer->wdtwspr);
- while (readl(&wdtimer->wdtwwps) != 0x0)
- ;
-}
-
static const struct cmd_control evm_ddr2_cctrl_data = {
.cmd0csratio = 0x80,
.cmd0dldiff = 0x04,
@@ -100,63 +80,32 @@
.datauserank0delay = 1,
.datadldiff0 = 0x4,
};
-#endif
-/*
- * early system init of muxing and clocks.
- */
-void s_init(void)
+void set_uart_mux_conf(void)
{
-#ifdef CONFIG_SPL_BUILD
- /*
- * Save the boot parameters passed from romcode.
- * We cannot delay the saving further than this,
- * to prevent overwrites.
- */
-#ifdef CONFIG_SPL_BUILD
- save_omap_boot_params();
-#endif
-
- /* WDT1 is already running when the bootloader gets control
- * Disable it to avoid "random" resets
- */
- wdt_disable();
-
- /* Enable timer */
- timer_init();
-
- setup_clocks_for_console();
-
/* Set UART pins */
enable_uart0_pin_mux();
+}
+void set_mux_conf_regs(void)
+{
/* Set MMC pins */
enable_mmc1_pin_mux();
/* Set Ethernet pins */
enable_enet_pin_mux();
-
- /* Enable UART */
- uart_enable();
-
- gd = &gdata;
-
- preloader_console_init();
-
- /* Setup the PLLs and the clocks for the peripherals */
- prcm_init();
-
- /* Enable RTC32K clock */
- rtc32k_enable();
+}
+void sdram_init(void)
+{
config_dmm(&evm_lisa_map_regs);
config_ddr(0, 0, &evm_ddr2_data, &evm_ddr2_cctrl_data,
&evm_ddr2_emif0_regs, 0);
config_ddr(0, 0, &evm_ddr2_data, &evm_ddr2_cctrl_data,
&evm_ddr2_emif1_regs, 1);
-#endif
}
+#endif
/*
* Basic board specific setup. Pinmux has been handled already.