From 47b0ead21a32f4a8b08ade4c2693f70e731b61fa Mon Sep 17 00:00:00 2001 From: Kever Yang Date: Mon, 22 Jul 2019 19:59:39 +0800 Subject: [PATCH] rockchip: rk3399; move spl_board_init() into soc file Move spl_board_init() into rk3399.c so that we can re-use the common SPL board file later. Signed-off-by: Kever Yang --- arch/arm/mach-rockchip/rk3399-board-spl.c | 61 ----------------------------- arch/arm/mach-rockchip/rk3399/rk3399.c | 64 ++++++++++++++++++++++++++++++- 2 files changed, 63 insertions(+), 62 deletions(-) diff --git a/arch/arm/mach-rockchip/rk3399-board-spl.c b/arch/arm/mach-rockchip/rk3399-board-spl.c index 2757c27..81a99f8 100644 --- a/arch/arm/mach-rockchip/rk3399-board-spl.c +++ b/arch/arm/mach-rockchip/rk3399-board-spl.c @@ -10,16 +10,13 @@ #include #include #include -#include #include #include #include -#include #include #include #include #include -#include void board_return_to_bootrom(void) { @@ -121,64 +118,6 @@ void board_init_f(ulong dummy) preloader_console_init(); } -#if defined(SPL_GPIO_SUPPORT) -static void rk3399_force_power_on_reset(void) -{ - ofnode node; - struct gpio_desc sysreset_gpio; - - debug("%s: trying to force a power-on reset\n", __func__); - - node = ofnode_path("/config"); - if (!ofnode_valid(node)) { - debug("%s: no /config node?\n", __func__); - return; - } - - if (gpio_request_by_name_nodev(node, "sysreset-gpio", 0, - &sysreset_gpio, GPIOD_IS_OUT)) { - debug("%s: could not find a /config/sysreset-gpio\n", __func__); - return; - } - - dm_gpio_set_value(&sysreset_gpio, 1); -} -#endif - -void spl_board_init(void) -{ -#if defined(SPL_GPIO_SUPPORT) - struct rk3399_cru *cru = rockchip_get_cru(); - - /* - * The RK3399 resets only 'almost all logic' (see also in the TRM - * "3.9.4 Global software reset"), when issuing a software reset. - * This may cause issues during boot-up for some configurations of - * the application software stack. - * - * To work around this, we test whether the last reset reason was - * a power-on reset and (if not) issue an overtemp-reset to reset - * the entire module. - * - * While this was previously fixed by modifying the various places - * that could generate a software reset (e.g. U-Boot's sysreset - * driver, the ATF or Linux), we now have it here to ensure that - * we no longer have to track this through the various components. - */ - if (cru->glb_rst_st != 0) - rk3399_force_power_on_reset(); -#endif - -#if defined(SPL_DM_REGULATOR) - /* - * Turning the eMMC and SPI back on (if disabled via the Qseven - * BIOS_ENABLE) signal is done through a always-on regulator). - */ - if (regulators_enable_boot_on(false)) - debug("%s: Cannot enable boot on regulator\n", __func__); -#endif -} - #ifdef CONFIG_SPL_LOAD_FIT int board_fit_config_name_match(const char *name) { diff --git a/arch/arm/mach-rockchip/rk3399/rk3399.c b/arch/arm/mach-rockchip/rk3399/rk3399.c index ead878b..c4337e6 100644 --- a/arch/arm/mach-rockchip/rk3399/rk3399.c +++ b/arch/arm/mach-rockchip/rk3399/rk3399.c @@ -4,12 +4,16 @@ */ #include +#include #include +#include #include #include +#include #include #include #include +#include DECLARE_GLOBAL_DATA_PTR; @@ -164,7 +168,7 @@ void board_debug_uart_init(void) } #endif -#ifdef CONFIG_SPL_BUILD +#if defined(CONFIG_SPL_BUILD) && !defined(CONFIG_TPL_BUILD) const char *spl_decode_boot_device(u32 boot_device) { int i; @@ -212,4 +216,62 @@ void spl_perform_fixups(struct spl_image_info *spl_image) fdt_setprop_string(blob, chosen, "u-boot,spl-boot-device", boot_ofpath); } + +#if defined(SPL_GPIO_SUPPORT) +static void rk3399_force_power_on_reset(void) +{ + ofnode node; + struct gpio_desc sysreset_gpio; + + debug("%s: trying to force a power-on reset\n", __func__); + + node = ofnode_path("/config"); + if (!ofnode_valid(node)) { + debug("%s: no /config node?\n", __func__); + return; + } + + if (gpio_request_by_name_nodev(node, "sysreset-gpio", 0, + &sysreset_gpio, GPIOD_IS_OUT)) { + debug("%s: could not find a /config/sysreset-gpio\n", __func__); + return; + } + + dm_gpio_set_value(&sysreset_gpio, 1); +} +#endif + +void spl_board_init(void) +{ +#if defined(SPL_GPIO_SUPPORT) + struct rk3399_cru *cru = rockchip_get_cru(); + + /* + * The RK3399 resets only 'almost all logic' (see also in the TRM + * "3.9.4 Global software reset"), when issuing a software reset. + * This may cause issues during boot-up for some configurations of + * the application software stack. + * + * To work around this, we test whether the last reset reason was + * a power-on reset and (if not) issue an overtemp-reset to reset + * the entire module. + * + * While this was previously fixed by modifying the various places + * that could generate a software reset (e.g. U-Boot's sysreset + * driver, the ATF or Linux), we now have it here to ensure that + * we no longer have to track this through the various components. + */ + if (cru->glb_rst_st != 0) + rk3399_force_power_on_reset(); +#endif + +#if defined(SPL_DM_REGULATOR) + /* + * Turning the eMMC and SPI back on (if disabled via the Qseven + * BIOS_ENABLE) signal is done through a always-on regulator). + */ + if (regulators_enable_boot_on(false)) + debug("%s: Cannot enable boot on regulator\n", __func__); +#endif +} #endif -- 2.7.4