[U-Boot] [PATCH v2 3/5] rv1108: Enable eMMC support

[Otavio Salvador]

This adds the pinctrl handles to enable the use of eMMC on custom
boards (as minievk) and makes it easier for later addition.

Signed-off-by: Otavio Salvador <otavio at ossystems.com.br>
---

Changes in v2:
- split bounce buffer change on a new patch

 arch/arm/dts/rv1108.dtsi | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)

diff --git a/arch/arm/dts/rv1108.dtsi b/arch/arm/dts/rv1108.dtsi
index acfd97e18d..23a44bfaca 100644
--- a/arch/arm/dts/rv1108.dtsi
+++ b/arch/arm/dts/rv1108.dtsi
@@ -427,6 +427,35 @@
 			};
 		};
 
+		emmc {
+			emmc_clk: emmc-clk {
+				rockchip,pins = <2 RK_PB6 RK_FUNC_1 &pcfg_pull_none_drv_8ma>;
+			};
+
+			emmc_cmd: emmc-cmd {
+				rockchip,pins = <2 RK_PB4 RK_FUNC_2 &pcfg_pull_up_drv_8ma>;
+			};
+
+			emmc_pwren: emmc-pwren {
+				rockchip,pins = <2 RK_PC2 RK_FUNC_2 &pcfg_pull_none>;
+			};
+
+			emmc_bus1: emmc-bus1 {
+				rockchip,pins = <2 RK_PA0 RK_FUNC_2 &pcfg_pull_up_drv_8ma>;
+			};
+
+			emmc_bus8: emmc-bus8 {
+				rockchip,pins = <2 RK_PA0 RK_FUNC_2 &pcfg_pull_up_drv_8ma>,
+						<2 RK_PA1 RK_FUNC_2 &pcfg_pull_up_drv_8ma>,
+						<2 RK_PA2 RK_FUNC_2 &pcfg_pull_up_drv_8ma>,
+						<2 RK_PA3 RK_FUNC_2 &pcfg_pull_up_drv_8ma>,
+						<2 RK_PA4 RK_FUNC_2 &pcfg_pull_up_drv_8ma>,
+						<2 RK_PA5 RK_FUNC_2 &pcfg_pull_up_drv_8ma>,
+						<2 RK_PA6 RK_FUNC_2 &pcfg_pull_up_drv_8ma>,
+						<2 RK_PA7 RK_FUNC_2 &pcfg_pull_up_drv_8ma>;
+			};
+		};
+
 		sdmmc {
 			sdmmc_clk: sdmmc-clk {
 				rockchip,pins = <3 RK_PC4 RK_FUNC_1 &pcfg_pull_none_drv_4ma>;
-- 
2.19.1