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authorDavid Wu <david.wu@rock-chips.com>2018-01-13 14:04:26 +0800
committerPhilipp Tomsich <philipp.tomsich@theobroma-systems.com>2018-01-28 17:12:38 +0100
commit424324d3ca9937a7be1e802df5d88932cc6e3396 (patch)
treeb02be10d1d110b7974c8a91c0e54c738b8fbf3cf /arch/arm/mach-rockchip
parentc132f38d2428be792df64ab46415b74c929bc919 (diff)
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rockchip: pinctrl: rk322x: Move the iomux definitions into pinctrl-driver
Clean the iomux definitions at grf_rk322x.h, and move them into pinctrl-driver for resolving the compiling error of redefinition. After that, define the uart2 iomux at rk322x-board file. Signed-off-by: David Wu <david.wu@rock-chips.com> Acked-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com> Reviewed-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
Diffstat (limited to 'arch/arm/mach-rockchip')
-rw-r--r--arch/arm/mach-rockchip/rk322x-board-spl.c22
-rw-r--r--arch/arm/mach-rockchip/rk322x-board.c18
2 files changed, 39 insertions, 1 deletions
diff --git a/arch/arm/mach-rockchip/rk322x-board-spl.c b/arch/arm/mach-rockchip/rk322x-board-spl.c
index 35f4f97..206abfa 100644
--- a/arch/arm/mach-rockchip/rk322x-board-spl.c
+++ b/arch/arm/mach-rockchip/rk322x-board-spl.c
@@ -30,7 +30,27 @@ DECLARE_GLOBAL_DATA_PTR;
void board_debug_uart_init(void)
{
-static struct rk322x_grf * const grf = (void *)GRF_BASE;
+ static struct rk322x_grf * const grf = (void *)GRF_BASE;
+ enum {
+ GPIO1B2_SHIFT = 4,
+ GPIO1B2_MASK = 3 << GPIO1B2_SHIFT,
+ GPIO1B2_GPIO = 0,
+ GPIO1B2_UART1_SIN,
+ GPIO1B2_UART21_SIN,
+
+ GPIO1B1_SHIFT = 2,
+ GPIO1B1_MASK = 3 << GPIO1B1_SHIFT,
+ GPIO1B1_GPIO = 0,
+ GPIO1B1_UART1_SOUT,
+ GPIO1B1_UART21_SOUT,
+ };
+ enum {
+ CON_IOMUX_UART2SEL_SHIFT= 8,
+ CON_IOMUX_UART2SEL_MASK = 1 << CON_IOMUX_UART2SEL_SHIFT,
+ CON_IOMUX_UART2SEL_2 = 0,
+ CON_IOMUX_UART2SEL_21,
+ };
+
/* Enable early UART2 channel 1 on the RK322x */
rk_clrsetreg(&grf->gpio1b_iomux,
GPIO1B1_MASK | GPIO1B2_MASK,
diff --git a/arch/arm/mach-rockchip/rk322x-board.c b/arch/arm/mach-rockchip/rk322x-board.c
index e71847d..8642a90 100644
--- a/arch/arm/mach-rockchip/rk322x-board.c
+++ b/arch/arm/mach-rockchip/rk322x-board.c
@@ -34,6 +34,24 @@ int board_init(void)
/* Enable early UART2 channel 1 on the RK322x */
#define GRF_BASE 0x11000000
struct rk322x_grf * const grf = (void *)GRF_BASE;
+ enum {
+ GPIO1B2_SHIFT = 4,
+ GPIO1B2_MASK = 3 << GPIO1B2_SHIFT,
+ GPIO1B2_GPIO = 0,
+ GPIO1B2_UART21_SIN,
+
+ GPIO1B1_SHIFT = 2,
+ GPIO1B1_MASK = 3 << GPIO1B1_SHIFT,
+ GPIO1B1_GPIO = 0,
+ GPIO1B1_UART1_SOUT,
+ GPIO1B1_UART21_SOUT,
+ };
+ enum {
+ CON_IOMUX_UART2SEL_SHIFT= 8,
+ CON_IOMUX_UART2SEL_MASK = 1 << CON_IOMUX_UART2SEL_SHIFT,
+ CON_IOMUX_UART2SEL_2 = 0,
+ CON_IOMUX_UART2SEL_21,
+ };
rk_clrsetreg(&grf->gpio1b_iomux,
GPIO1B1_MASK | GPIO1B2_MASK,