From mboxrd@z Thu Jan 1 00:00:00 1970 From: Icenowy Zheng Date: Sun, 12 Mar 2017 09:40:20 +0800 Subject: [U-Boot] [PATCH v4 1/3] sunxi: add basic V3s support In-Reply-To: <20170311020856.16469-2-icenowy@aosc.xyz> References: <20170311020856.16469-1-icenowy@aosc.xyz> <20170311020856.16469-2-icenowy@aosc.xyz> Message-ID: <7320131489282820@web34j.yandex.ru> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit To: u-boot@lists.denx.de 11.03.2017, 10:09, "Icenowy Zheng" : > Basic U-Boot support is now present for V3s. > > Some memory addresses are changed specially for V3s, as the original > address map cannot fit into a so small DRAM. > > As the DRAM controller code needs a big refactor, the SPL support is > disabled in this version. > > Signed-off-by: Icenowy Zheng > Acked-by: Maxime Ripard > Reviewed-by: Jagan Teki > --- > Changes in v4: > - Enable PSCI for the SoC. (For virtualization support, although it >   seems to be a joke to use virtualization on systems with 64MiB DRAM) > - Add Maxime's ACK and Jagan's Reviewed-By. > > Changes in v3: > - Remove some dead codes. > >  arch/arm/include/asm/arch-sunxi/gpio.h | 1 + >  arch/arm/mach-sunxi/board.c | 4 ++++ >  arch/arm/mach-sunxi/cpu_info.c | 2 ++ >  board/sunxi/Kconfig | 15 +++++++++++++-- >  include/configs/sun8i.h | 2 ++ >  include/configs/sunxi-common.h | 30 +++++++++++++++++++++++++++--- >  6 files changed, 49 insertions(+), 5 deletions(-) > > diff --git a/arch/arm/include/asm/arch-sunxi/gpio.h b/arch/arm/include/asm/arch-sunxi/gpio.h > index 85a4ec3b0e..24f85206c8 100644 > --- a/arch/arm/include/asm/arch-sunxi/gpio.h > +++ b/arch/arm/include/asm/arch-sunxi/gpio.h > @@ -161,6 +161,7 @@ enum sunxi_gpio_number { >  #define SUN8I_GPB_UART2 2 >  #define SUN8I_A33_GPB_UART0 3 >  #define SUN8I_A83T_GPB_UART0 2 > +#define SUN8I_V3S_GPB_UART0 3 >  #define SUN50I_GPB_UART0 4 > >  #define SUNXI_GPC_NAND 2 > diff --git a/arch/arm/mach-sunxi/board.c b/arch/arm/mach-sunxi/board.c > index 52be5b0551..90b3b94e51 100644 > --- a/arch/arm/mach-sunxi/board.c > +++ b/arch/arm/mach-sunxi/board.c > @@ -110,6 +110,10 @@ static int gpio_init(void) >          sunxi_gpio_set_cfgpin(SUNXI_GPB(9), SUN8I_A83T_GPB_UART0); >          sunxi_gpio_set_cfgpin(SUNXI_GPB(10), SUN8I_A83T_GPB_UART0); >          sunxi_gpio_set_pull(SUNXI_GPB(10), SUNXI_GPIO_PULL_UP); > +#elif CONFIG_CONS_INDEX == 1 && defined(CONFIG_MACH_SUN8I_V3S) > + sunxi_gpio_set_cfgpin(SUNXI_GPB(8), SUN8I_V3S_GPB_UART0); > + sunxi_gpio_set_cfgpin(SUNXI_GPB(9), SUN8I_V3S_GPB_UART0); > + sunxi_gpio_set_pull(SUNXI_GPB(9), SUNXI_GPIO_PULL_UP); >  #elif CONFIG_CONS_INDEX == 1 && defined(CONFIG_MACH_SUN9I) >          sunxi_gpio_set_cfgpin(SUNXI_GPH(12), SUN9I_GPH_UART0); >          sunxi_gpio_set_cfgpin(SUNXI_GPH(13), SUN9I_GPH_UART0); > diff --git a/arch/arm/mach-sunxi/cpu_info.c b/arch/arm/mach-sunxi/cpu_info.c > index f1f6fd5ba4..15f1e0e45a 100644 > --- a/arch/arm/mach-sunxi/cpu_info.c > +++ b/arch/arm/mach-sunxi/cpu_info.c > @@ -87,6 +87,8 @@ int print_cpuinfo(void) >          printf("CPU: Allwinner A83T (SUN8I %04x)\n", sunxi_get_sram_id()); >  #elif defined CONFIG_MACH_SUN8I_H3 >          printf("CPU: Allwinner H3 (SUN8I %04x)\n", sunxi_get_sram_id()); > +#elif defined CONFIG_MACH_SUN8I_V3S > + printf("CPU: Allwinner V3s (SUN8I %04x)\n", sunxi_get_sram_id()); >  #elif defined CONFIG_MACH_SUN9I >          puts("CPU: Allwinner A80 (SUN9I)\n"); >  #elif defined CONFIG_MACH_SUN50I > diff --git a/board/sunxi/Kconfig b/board/sunxi/Kconfig > index 37b42521a4..56b7513fe3 100644 > --- a/board/sunxi/Kconfig > +++ b/board/sunxi/Kconfig > @@ -115,6 +115,15 @@ config MACH_SUN8I_H3 >          select SUPPORT_SPL >          select ARMV7_BOOT_SEC_DEFAULT if OLD_SUNXI_KERNEL_COMPAT > > +config MACH_SUN8I_V3S > + bool "sun8i (Allwinner V3s)" > + select CPU_V7 > + select CPU_V7_HAS_NONSEC > + select CPU_V7_HAS_VIRT > + select ARCH_SUPPORT_PSCI > + select SUNXI_GEN_SUN6I > + select ARMV7_BOOT_SEC_DEFAULT if OLD_SUNXI_KERNEL_COMPAT > + >  config MACH_SUN9I >          bool "sun9i (Allwinner A80)" >          select CPU_V7 > @@ -132,7 +141,8 @@ endchoice >  # The sun8i SoCs share a lot, this helps to avoid a lot of "if A23 || A33" >  config MACH_SUN8I >          bool > - default y if MACH_SUN8I_A23 || MACH_SUN8I_A33 || MACH_SUN8I_H3 || MACH_SUN8I_A83T > + default y if MACH_SUN8I_A23 || MACH_SUN8I_A33 || MACH_SUN8I_H3 || \ > + MACH_SUN8I_A83T || MACH_SUN8I_V3S > >  config RESERVE_ALLWINNER_BOOT0_HEADER >          bool "reserve space for Allwinner boot0 header" > @@ -485,7 +495,8 @@ config AXP_GPIO > >  config VIDEO >          bool "Enable graphical uboot console on HDMI, LCD or VGA" > - depends on !MACH_SUN8I_A83T && !MACH_SUN8I_H3 && !MACH_SUN9I && !MACH_SUN50I > + depends on !MACH_SUN8I_A83T && !MACH_SUN8I_H3 && !MACH_SUN8I_V3S && \ > + !MACH_SUN9I && !MACH_SUN50I >          default y >          ---help--- >          Say Y here to add support for using a cfb console on the HDMI, LCD > diff --git a/include/configs/sun8i.h b/include/configs/sun8i.h > index a4c3fb69e4..6ac42acaea 100644 > --- a/include/configs/sun8i.h > +++ b/include/configs/sun8i.h > @@ -21,6 +21,8 @@ >          #define CONFIG_SUNXI_USB_PHYS 4 >  #elif defined CONFIG_MACH_SUN8I_A83T >          #define CONFIG_SUNXI_USB_PHYS 3 > +#elif defined CONFIG_MACH_SUN8I_V3S > + #define CONFIG_SUNXI_USB_PHYS 1 >  #else >          #define CONFIG_SUNXI_USB_PHYS 2 >  #endif > diff --git a/include/configs/sunxi-common.h b/include/configs/sunxi-common.h > index d48bdac07a..83ea90e7e7 100644 > --- a/include/configs/sunxi-common.h > +++ b/include/configs/sunxi-common.h > @@ -75,8 +75,13 @@ >  #else >  #define SDRAM_OFFSET(x) 0x4##x >  #define CONFIG_SYS_SDRAM_BASE 0x40000000 > -#define CONFIG_SYS_LOAD_ADDR 0x42000000 /* default load address */ > +#define CONFIG_SYS_LOAD_ADDR 0x41000000 /* default load address */ > +/* V3s do not have enough memory to place code at 0x4a000000 */ > +#ifndef CONFIG_MACH_SUN8I_V3S >  #define CONFIG_SYS_TEXT_BASE 0x4a000000 > +#else > +#define CONFIG_SYS_TEXT_BASE 0x42e00000 > +#endif >  /* Note SPL_STACK_R_ADDR is set through Kconfig, we include it here >   * since it needs to fit in with the other values. By also #defining it >   * we get warnings if the Kconfig value mismatches. */ > @@ -146,8 +151,13 @@ >  #define CONFIG_SYS_MMC_MAX_DEVICE 4 >  #endif > > +#ifndef CONFIG_MACH_SUN8I_V3S >  /* 64MB of malloc() pool */ >  #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (64 << 20)) > +#else > +/* 2MB of malloc() pool */ > +#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (2 << 20)) > +#endif > >  /* >   * Miscellaneous configurable options > @@ -380,16 +390,30 @@ extern int soft_i2c_gpio_scl; >   * 32M uncompressed kernel, 16M compressed kernel, 1M fdt, >   * 1M script, 1M pxe and the ramdisk at the end. >   */ > - > +#ifndef CONFIG_MACH_SUN8I_V3S > +#define BOOTM_SIZE __stringify(0xa000000) >  #define KERNEL_ADDR_R __stringify(SDRAM_OFFSET(2000000)) >  #define FDT_ADDR_R __stringify(SDRAM_OFFSET(3000000)) >  #define SCRIPT_ADDR_R __stringify(SDRAM_OFFSET(3100000)) >  #define PXEFILE_ADDR_R __stringify(SDRAM_OFFSET(3200000)) >  #define RAMDISK_ADDR_R __stringify(SDRAM_OFFSET(3300000)) > +#else > +/* > + * 64M RAM minus 2MB heap + 16MB for u-boot, stack, fb, etc. > + * 16M uncompressed kernel, 8M compressed kernel, 1M fdt, > + * 1M script, 1M pxe and the ramdisk at the end. > + */ > +#define BOOTM_SIZE __stringify(0x2e00000) > +#define KERNEL_ADDR_R __stringify(SDRAM_OFFSET(1000000)) > +#define FDT_ADDR_R __stringify(SDRAM_OFFSET(1800000)) > +#define SCRIPT_ADDR_R __stringify(SDRAM_OFFSET(1900000)) > +#define PXEFILE_ADDR_R __stringify(SDRAM_OFFSET(1A00000)) > +#define RAMDISK_ADDR_R __stringify(SDRAM_OFFSET(1B00000)) > +#endif >  #endif > >  #define MEM_LAYOUT_ENV_SETTINGS \ > - "bootm_size=0xa000000\0" \ > + "bootm_size=" BOOTM_SIZE "\0" \ I'm sorry but here a regression is introduced for 64-bit sunxi platforms -- for them BOOTM_SIZE is not defined. >          "kernel_addr_r=" KERNEL_ADDR_R "\0" \ >          "fdt_addr_r=" FDT_ADDR_R "\0" \ >          "scriptaddr=" SCRIPT_ADDR_R "\0" \ > -- > 2.12.0