#include <common.h>
#include <ns16550.h>
+#include <linux/compiler.h>
#include <asm/io.h>
-#include <asm/arch/tegra2.h>
-#include <asm/arch/sys_proto.h>
-
-#include <asm/arch/clk_rst.h>
#include <asm/arch/clock.h>
+#ifdef CONFIG_LCD
+#include <asm/arch/display.h>
+#endif
+#include <asm/arch/funcmux.h>
#include <asm/arch/pinmux.h>
-#include <asm/arch/uart.h>
-#include "board.h"
-
-#ifdef CONFIG_TEGRA2_MMC
-#include <mmc.h>
+#include <asm/arch/pmu.h>
+#ifdef CONFIG_PWM_TEGRA
+#include <asm/arch/pwm.h>
+#endif
+#include <asm/arch/tegra.h>
+#include <asm/arch-tegra/board.h>
+#include <asm/arch-tegra/clk_rst.h>
+#include <asm/arch-tegra/pmc.h>
+#include <asm/arch-tegra/sys_proto.h>
+#include <asm/arch-tegra/uart.h>
+#include <asm/arch-tegra/warmboot.h>
+#ifdef CONFIG_TEGRA_CLOCK_SCALING
+#include <asm/arch/emc.h>
#endif
+#ifdef CONFIG_USB_EHCI_TEGRA
+#include <asm/arch-tegra/usb.h>
+#endif
+#ifdef CONFIG_TEGRA_MMC
+#include <asm/arch-tegra/tegra_mmc.h>
+#include <asm/arch-tegra/mmc.h>
+#endif
+#include <i2c.h>
+#include <spi.h>
+#include "emc.h"
DECLARE_GLOBAL_DATA_PTR;
-const struct tegra2_sysinfo sysinfo = {
- CONFIG_TEGRA2_BOARD_STRING
+const struct tegra_sysinfo sysinfo = {
+ CONFIG_TEGRA_BOARD_STRING
};
-#ifdef CONFIG_BOARD_EARLY_INIT_F
-int board_early_init_f(void)
-{
- /* Initialize periph clocks */
- clock_init();
-
- /* Initialize periph pinmuxes */
- pinmux_init();
-
- /* Initialize periph GPIOs */
- gpio_init();
-
- /* Init UART, scratch regs, and start CPU */
- tegra2_start();
- return 0;
-}
-#endif /* EARLY_INIT */
-
+#ifndef CONFIG_SPL_BUILD
/*
* Routine: timer_init
* Description: init the timestamp and lastinc value
{
return 0;
}
+#endif
-/*
- * Routine: clock_init_uart
- * Description: init the PLL and clock for the UART(s)
- */
-static void clock_init_uart(void)
+void __pin_mux_usb(void)
{
- struct clk_rst_ctlr *clkrst = (struct clk_rst_ctlr *)NV_PA_CLK_RST_BASE;
- struct clk_pll *pll = &clkrst->crc_pll[CLOCK_PLL_ID_PERIPH];
- u32 reg;
-
- reg = readl(&pll->pll_base);
- if (!(reg & PLL_BASE_OVRRIDE)) {
- /* Override pllp setup for 216MHz operation. */
- reg = (PLL_BYPASS | PLL_BASE_OVRRIDE | PLL_DIVP_VALUE);
- reg |= (((NVRM_PLLP_FIXED_FREQ_KHZ/500) << 8) | PLL_DIVM_VALUE);
- writel(reg, &pll->pll_base);
-
- reg |= PLL_ENABLE;
- writel(reg, &pll->pll_base);
-
- reg &= ~PLL_BYPASS;
- writel(reg, &pll->pll_base);
- }
+}
+
+void pin_mux_usb(void) __attribute__((weak, alias("__pin_mux_usb")));
- /* Now do the UART reset/clock enable */
-#if defined(CONFIG_TEGRA2_ENABLE_UARTA)
- /* Assert UART reset and enable clock */
- reset_set_enable(PERIPH_ID_UART1, 1);
- clock_enable(PERIPH_ID_UART1);
-
- /* Enable pllp_out0 to UART */
- reg = readl(&clkrst->crc_clk_src_uarta);
- reg &= 0x3FFFFFFF; /* UARTA_CLK_SRC = 00, PLLP_OUT0 */
- writel(reg, &clkrst->crc_clk_src_uarta);
-
- /* wait for 2us */
- udelay(2);
-
- /* De-assert reset to UART */
- reset_set_enable(PERIPH_ID_UART1, 0);
-#endif /* CONFIG_TEGRA2_ENABLE_UARTA */
-#if defined(CONFIG_TEGRA2_ENABLE_UARTD)
- /* Assert UART reset and enable clock */
- reset_set_enable(PERIPH_ID_UART4, 1);
- clock_enable(PERIPH_ID_UART4);
-
- /* Enable pllp_out0 to UART */
- reg = readl(&clkrst->crc_clk_src_uartd);
- reg &= 0x3FFFFFFF; /* UARTD_CLK_SRC = 00, PLLP_OUT0 */
- writel(reg, &clkrst->crc_clk_src_uartd);
-
- /* wait for 2us */
- udelay(2);
-
- /* De-assert reset to UART */
- reset_set_enable(PERIPH_ID_UART4, 0);
-#endif /* CONFIG_TEGRA2_ENABLE_UARTD */
+void __pin_mux_spi(void)
+{
+}
+
+void pin_mux_spi(void) __attribute__((weak, alias("__pin_mux_spi")));
+
+void __gpio_early_init_uart(void)
+{
+}
+
+void gpio_early_init_uart(void)
+__attribute__((weak, alias("__gpio_early_init_uart")));
+
+void __pin_mux_nand(void)
+{
+ funcmux_select(PERIPH_ID_NDFLASH, FUNCMUX_DEFAULT);
+}
+
+void pin_mux_nand(void) __attribute__((weak, alias("__pin_mux_nand")));
+
+void __pin_mux_display(void)
+{
}
+void pin_mux_display(void) __attribute__((weak, alias("__pin_mux_display")));
+
/*
- * Routine: pin_mux_uart
- * Description: setup the pin muxes/tristate values for the UART(s)
+ * Routine: power_det_init
+ * Description: turn off power detects
*/
-static void pin_mux_uart(void)
+static void power_det_init(void)
{
- struct pmux_tri_ctlr *pmt = (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE;
- u32 reg;
-
-#if defined(CONFIG_TEGRA2_ENABLE_UARTA)
- reg = readl(&pmt->pmt_ctl_c);
- reg &= 0xFFF0FFFF; /* IRRX_/IRTX_SEL [19:16] = 00 UARTA */
- writel(reg, &pmt->pmt_ctl_c);
-
- reg = readl(&pmt->pmt_tri_a);
- reg &= ~Z_IRRX; /* Z_IRRX = normal (0) */
- reg &= ~Z_IRTX; /* Z_IRTX = normal (0) */
- writel(reg, &pmt->pmt_tri_a);
-#endif /* CONFIG_TEGRA2_ENABLE_UARTA */
-#if defined(CONFIG_TEGRA2_ENABLE_UARTD)
- reg = readl(&pmt->pmt_ctl_b);
- reg &= 0xFFFFFFF3; /* GMC_SEL [3:2] = 00, UARTD */
- writel(reg, &pmt->pmt_ctl_b);
-
- reg = readl(&pmt->pmt_tri_a);
- reg &= ~Z_GMC; /* Z_GMC = normal (0) */
- writel(reg, &pmt->pmt_tri_a);
-#endif /* CONFIG_TEGRA2_ENABLE_UARTD */
+#if defined(CONFIG_TEGRA20)
+ struct pmc_ctlr *const pmc = (struct pmc_ctlr *)NV_PA_PMC_BASE;
+
+ /* turn off power detects */
+ writel(0, &pmc->pmc_pwr_det_latch);
+ writel(0, &pmc->pmc_pwr_det);
+#endif
}
/*
- * Routine: clock_init_mmc
- * Description: init the PLL and clocks for the SDMMC controllers
+ * Routine: board_init
+ * Description: Early hardware init.
*/
-static void clock_init_mmc(void)
+int board_init(void)
{
- struct clk_rst_ctlr *clkrst = (struct clk_rst_ctlr *)NV_PA_CLK_RST_BASE;
- u32 reg;
+ __maybe_unused int err;
- /* Do the SDMMC resets/clock enables */
- reset_set_enable(PERIPH_ID_SDMMC4, 1);
- clock_enable(PERIPH_ID_SDMMC4);
+ /* Do clocks and UART first so that printf() works */
+ clock_init();
+ clock_verify();
+
+#ifdef CONFIG_SPI_UART_SWITCH
+ gpio_config_uart();
+#endif
+#if defined(CONFIG_TEGRA_SPI) || defined(CONFIG_TEGRA_SLINK)
+ pin_mux_spi();
+ spi_init();
+#endif
- /* Enable pllp_out0 to SDMMC4 */
- reg = readl(&clkrst->crc_clk_src_sdmmc4);
- reg &= 0x3FFFFF00; /* SDMMC4_CLK_SRC = 00, PLLP_OUT0 */
- reg |= (10 << 1); /* n-1, 11-1 shl 1 */
- writel(reg, &clkrst->crc_clk_src_sdmmc4);
+#ifdef CONFIG_PWM_TEGRA
+ if (pwm_init(gd->fdt_blob))
+ debug("%s: Failed to init pwm\n", __func__);
+#endif
+#ifdef CONFIG_LCD
+ pin_mux_display();
+ tegra_lcd_check_next_stage(gd->fdt_blob, 0);
+#endif
+ /* boot param addr */
+ gd->bd->bi_boot_params = (NV_PA_SDRAM_BASE + 0x100);
- /*
- * As per the Tegra2 TRM, section 5.3.4:
- * 'Wait 2 us for the clock to flush through the pipe/logic'
- */
- udelay(2);
+ power_det_init();
- reset_set_enable(PERIPH_ID_SDMMC4, 1);
+#ifdef CONFIG_TEGRA_I2C
+#ifndef CONFIG_SYS_I2C_INIT_BOARD
+#error "You must define CONFIG_SYS_I2C_INIT_BOARD to use i2c on Nvidia boards"
+#endif
+ i2c_init_board();
+# ifdef CONFIG_TEGRA_PMU
+ if (pmu_set_nominal())
+ debug("Failed to select nominal voltages\n");
+# ifdef CONFIG_TEGRA_CLOCK_SCALING
+ err = board_emc_init();
+ if (err)
+ debug("Memory controller init failed: %d\n", err);
+# endif
+# endif /* CONFIG_TEGRA_PMU */
+#endif /* CONFIG_TEGRA_I2C */
+
+#ifdef CONFIG_USB_EHCI_TEGRA
+ pin_mux_usb();
+ board_usb_init(gd->fdt_blob);
+#endif
+#ifdef CONFIG_LCD
+ tegra_lcd_check_next_stage(gd->fdt_blob, 0);
+#endif
- reset_set_enable(PERIPH_ID_SDMMC3, 1);
- clock_enable(PERIPH_ID_SDMMC3);
+#ifdef CONFIG_TEGRA_NAND
+ pin_mux_nand();
+#endif
- /* Enable pllp_out0 to SDMMC4, set divisor to 11 for 20MHz */
- reg = readl(&clkrst->crc_clk_src_sdmmc3);
- reg &= 0x3FFFFF00; /* SDMMC3_CLK_SRC = 00, PLLP_OUT0 */
- reg |= (10 << 1); /* n-1, 11-1 shl 1 */
- writel(reg, &clkrst->crc_clk_src_sdmmc3);
+#ifdef CONFIG_TEGRA_LP0
+ /* save Sdram params to PMC 2, 4, and 24 for WB0 */
+ warmboot_save_sdram_params();
- /* wait for 2us */
- udelay(2);
+ /* prepare the WB code to LP0 location */
+ warmboot_prepare_code(TEGRA_LP0_ADDR, TEGRA_LP0_SIZE);
+#endif
- reset_set_enable(PERIPH_ID_SDMMC3, 0);
+ return 0;
}
-/*
- * Routine: pin_mux_mmc
- * Description: setup the pin muxes/tristate values for the SDMMC(s)
- */
-static void pin_mux_mmc(void)
+#ifdef CONFIG_BOARD_EARLY_INIT_F
+static void __gpio_early_init(void)
{
- struct pmux_tri_ctlr *pmt = (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE;
- u32 reg;
-
- /* SDMMC4 */
- /* config 2, x8 on 2nd set of pins */
- reg = readl(&pmt->pmt_ctl_a);
- reg |= (3 << 16); /* ATB_SEL [17:16] = 11 SDIO4 */
- writel(reg, &pmt->pmt_ctl_a);
- reg = readl(&pmt->pmt_ctl_b);
- reg |= (3 << 0); /* GMA_SEL [1:0] = 11 SDIO4 */
- writel(reg, &pmt->pmt_ctl_b);
- reg = readl(&pmt->pmt_ctl_d);
- reg |= (3 << 0); /* GME_SEL [1:0] = 11 SDIO4 */
- writel(reg, &pmt->pmt_ctl_d);
-
- reg = readl(&pmt->pmt_tri_a);
- reg &= ~Z_ATB; /* Z_ATB = normal (0) */
- reg &= ~Z_GMA; /* Z_GMA = normal (0) */
- writel(reg, &pmt->pmt_tri_a);
- reg = readl(&pmt->pmt_tri_b);
- reg &= ~Z_GME; /* Z_GME = normal (0) */
- writel(reg, &pmt->pmt_tri_b);
-
- /* SDMMC3 */
- /* SDIO3_CLK, SDIO3_CMD, SDIO3_DAT[3:0] */
- reg = readl(&pmt->pmt_ctl_d);
- reg &= 0xFFFF03FF;
- reg |= (2 << 10); /* SDB_SEL [11:10] = 01 SDIO3 */
- reg |= (2 << 12); /* SDC_SEL [13:12] = 01 SDIO3 */
- reg |= (2 << 14); /* SDD_SEL [15:14] = 01 SDIO3 */
- writel(reg, &pmt->pmt_ctl_d);
-
- reg = readl(&pmt->pmt_tri_b);
- reg &= ~Z_SDC; /* Z_SDC = normal (0) */
- reg &= ~Z_SDD; /* Z_SDD = normal (0) */
- writel(reg, &pmt->pmt_tri_b);
- reg = readl(&pmt->pmt_tri_d);
- reg &= ~Z_SDB; /* Z_SDB = normal (0) */
- writel(reg, &pmt->pmt_tri_d);
}
-/*
- * Routine: clock_init
- * Description: Do individual peripheral clock reset/enables
- */
-void clock_init(void)
-{
- clock_init_uart();
-}
+void gpio_early_init(void) __attribute__((weak, alias("__gpio_early_init")));
-/*
- * Routine: pinmux_init
- * Description: Do individual peripheral pinmux configs
- */
-void pinmux_init(void)
+int board_early_init_f(void)
{
- pin_mux_uart();
+#if !defined(CONFIG_TEGRA20)
+ pinmux_init();
+#endif
+ board_init_uart_f();
+
+ /* Initialize periph GPIOs */
+ gpio_early_init();
+ gpio_early_init_uart();
+#ifdef CONFIG_LCD
+ tegra_lcd_early_init(gd->fdt_blob);
+#endif
+
+ return 0;
}
+#endif /* EARLY_INIT */
-/*
- * Routine: gpio_init
- * Description: Do individual peripheral GPIO configs
- */
-void gpio_init(void)
+int board_late_init(void)
{
- gpio_config_uart();
+#ifdef CONFIG_LCD
+ /* Make sure we finish initing the LCD */
+ tegra_lcd_check_next_stage(gd->fdt_blob, 1);
+#endif
+ return 0;
}
-/*
- * Routine: board_init
- * Description: Early hardware init.
- */
-int board_init(void)
+#if defined(CONFIG_TEGRA_MMC)
+void __pin_mux_mmc(void)
{
- /* boot param addr */
- gd->bd->bi_boot_params = (NV_PA_SDRAM_BASE + 0x100);
-
- return 0;
}
-#ifdef CONFIG_TEGRA2_MMC
+void pin_mux_mmc(void) __attribute__((weak, alias("__pin_mux_mmc")));
+
/* this is a weak define that we are overriding */
int board_mmc_init(bd_t *bd)
{
- debug("board_mmc_init called\n");
- /* Enable clocks, muxes, etc. for SDMMC controllers */
- clock_init_mmc();
- pin_mux_mmc();
+ debug("%s called\n", __func__);
- debug("board_mmc_init: init eMMC\n");
- /* init dev 0, eMMC chip, with 4-bit bus */
- tegra2_mmc_init(0, 4);
+ /* Enable muxes, etc. for SDMMC controllers */
+ pin_mux_mmc();
- debug("board_mmc_init: init SD slot\n");
- /* init dev 1, SD slot, with 4-bit bus */
- tegra2_mmc_init(1, 4);
+ debug("%s: init MMC\n", __func__);
+ tegra_mmc_init();
return 0;
}
-/* this is a weak define that we are overriding */
-int board_mmc_getcd(u8 *cd, struct mmc *mmc)
+void pad_init_mmc(struct mmc_host *host)
{
- debug("board_mmc_getcd called\n");
- /*
- * Hard-code CD presence for now. Need to add GPIO inputs
- * for Seaboard & Harmony (& Kaen/Aebl/Wario?)
- */
- *cd = 1;
- return 0;
+#if defined(CONFIG_TEGRA30)
+ enum periph_id id = host->mmc_id;
+ u32 val;
+
+ debug("%s: sdmmc address = %08x, id = %d\n", __func__,
+ (unsigned int)host->reg, id);
+
+ /* Set the pad drive strength for SDMMC1 or 3 only */
+ if (id != PERIPH_ID_SDMMC1 && id != PERIPH_ID_SDMMC3) {
+ debug("%s: settings are only valid for SDMMC1/SDMMC3!\n",
+ __func__);
+ return;
+ }
+
+ val = readl(&host->reg->sdmemcmppadctl);
+ val &= 0xFFFFFFF0;
+ val |= MEMCOMP_PADCTRL_VREF;
+ writel(val, &host->reg->sdmemcmppadctl);
+
+ val = readl(&host->reg->autocalcfg);
+ val &= 0xFFFF0000;
+ val |= AUTO_CAL_PU_OFFSET | AUTO_CAL_PD_OFFSET | AUTO_CAL_ENABLED;
+ writel(val, &host->reg->autocalcfg);
+#endif /* T30 */
}
-#endif
+#endif /* MMC */