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sunxi: rsb: Add sun9i (A80 support)

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Add support for the A80 to the rsb code.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Ian Campbell <ijc@hellion.org.uk>
This commit is contained in:
Hans de Goede 2015-01-26 16:46:43 +01:00
parent 40d0cdda3e
commit d35488c735
4 changed files with 25 additions and 2 deletions
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2
arch/arm/cpu/armv7/sunxi/Makefile
View file

@ -15,8 +15,10 @@ obj-y += pinmux.o
obj-y += usbc.o
obj-$(CONFIG_MACH_SUN6I) += prcm.o
obj-$(CONFIG_MACH_SUN8I) += prcm.o
obj-$(CONFIG_MACH_SUN9I) += prcm.o
obj-$(CONFIG_MACH_SUN6I) += p2wi.o
obj-$(CONFIG_MACH_SUN8I) += rsb.o
obj-$(CONFIG_MACH_SUN9I) += rsb.o
obj-$(CONFIG_MACH_SUN4I) += clock_sun4i.o
obj-$(CONFIG_MACH_SUN5I) += clock_sun4i.o
obj-$(CONFIG_MACH_SUN6I) += clock_sun6i.o

11
arch/arm/cpu/armv7/sunxi/rsb.c
View file

@ -18,12 +18,23 @@
static void rsb_cfg_io(void)
{
#ifdef CONFIG_MACH_SUN8I
sunxi_gpio_set_cfgpin(SUNXI_GPL(0), SUN8I_GPL0_R_RSB_SCK);
sunxi_gpio_set_cfgpin(SUNXI_GPL(1), SUN8I_GPL1_R_RSB_SDA);
sunxi_gpio_set_pull(SUNXI_GPL(0), 1);
sunxi_gpio_set_pull(SUNXI_GPL(1), 1);
sunxi_gpio_set_drv(SUNXI_GPL(0), 2);
sunxi_gpio_set_drv(SUNXI_GPL(1), 2);
#elif defined CONFIG_MACH_SUN9I
sunxi_gpio_set_cfgpin(SUNXI_GPN(0), SUN9I_GPN0_R_RSB_SCK);
sunxi_gpio_set_cfgpin(SUNXI_GPN(1), SUN9I_GPN1_R_RSB_SDA);
sunxi_gpio_set_pull(SUNXI_GPN(0), 1);
sunxi_gpio_set_pull(SUNXI_GPN(1), 1);
sunxi_gpio_set_drv(SUNXI_GPN(0), 2);
sunxi_gpio_set_drv(SUNXI_GPN(1), 2);
#else
#error unsupported MACH_SUNXI
#endif
}
static void rsb_set_clk(void)

5
arch/arm/include/asm/arch-sunxi/cpu_sun9i.h
View file

@ -73,7 +73,6 @@
#define SUNXI_CCM_BASE (REGS_APB0_BASE + 0x0000)
#define SUNXI_CCMMODULE_BASE (REGS_APB0_BASE + 0x0400)
#define SUNXI_PIO_BASE (REGS_APB0_BASE + 0x0800)
#define SUNXI_R_PIO_BASE (0x08002C00)
#define SUNXI_TIMER_BASE (REGS_APB0_BASE + 0x0C00)
#define SUNXI_PWM_BASE (REGS_APB0_BASE + 0x1400)
#define SUNXI_LRADC_BASE (REGS_APB0_BASE + 0x1800)
@ -92,8 +91,10 @@
#define SUNXI_TWI4_BASE (REGS_APB1_BASE + 0x3800)
/* RCPUS Module */
#define SUNXI_RPRCM_BASE (REGS_RCPUS_BASE + 0x1400)
#define SUNXI_PRCM_BASE (REGS_RCPUS_BASE + 0x1400)
#define SUNXI_R_UART_BASE (REGS_RCPUS_BASE + 0x2800)
#define SUNXI_R_PIO_BASE (REGS_RCPUS_BASE + 0x2c00)
#define SUNXI_RSB_BASE (REGS_RCPUS_BASE + 0x3400)
/* Misc. */
#define SUNXI_BROM_BASE 0xFFFF0000 /* 32K */

9
arch/arm/include/asm/arch-sunxi/gpio.h
View file

@ -45,9 +45,13 @@
*
* sun8i has 1 bank:
* PL0 - PL11
*
* sun9i has 3 banks:
* PL0 - PL9 | PM0 - PM15 | PN0 - PN1
*/
#define SUNXI_GPIO_L 11
#define SUNXI_GPIO_M 12
#define SUNXI_GPIO_N 13
struct sunxi_gpio {
u32 cfg[4];
@ -114,6 +118,7 @@ enum sunxi_gpio_number {
SUNXI_GPIO_I_START = SUNXI_GPIO_NEXT(SUNXI_GPIO_H),
SUNXI_GPIO_L_START = 352,
SUNXI_GPIO_M_START = SUNXI_GPIO_NEXT(SUNXI_GPIO_L),
SUNXI_GPIO_N_START = SUNXI_GPIO_NEXT(SUNXI_GPIO_M),
SUNXI_GPIO_AXP0_START = 1024,
};
@ -129,6 +134,7 @@ enum sunxi_gpio_number {
#define SUNXI_GPI(_nr) (SUNXI_GPIO_I_START + (_nr))
#define SUNXI_GPL(_nr) (SUNXI_GPIO_L_START + (_nr))
#define SUNXI_GPM(_nr) (SUNXI_GPIO_M_START + (_nr))
#define SUNXI_GPN(_nr) (SUNXI_GPIO_N_START + (_nr))
#define SUNXI_GPAXP0(_nr) (SUNXI_GPIO_AXP0_START + (_nr))
@ -187,6 +193,9 @@ enum sunxi_gpio_number {
#define SUN8I_GPL2_R_UART_TX 2
#define SUN8I_GPL3_R_UART_RX 2
#define SUN9I_GPN0_R_RSB_SCK 3
#define SUN9I_GPN1_R_RSB_SDA 3
/* GPIO pin pull-up/down config */
#define SUNXI_GPIO_PULL_DISABLE 0
#define SUNXI_GPIO_PULL_UP 1