[PATCH 2/2] clk: uniphier: add eMMC clock for LD11 and LD20 SoCs
Masahiro Yamada
yamada.masahiro at socionext.com
Sat Jan 28 05:27:01 PST 2017
Add clock for the Cadence eMMC controller on LD11/LD20.
For the other SoCs, the clock for the eMMC controller is included
in the MIO/SD control block.
Signed-off-by: Masahiro Yamada <yamada.masahiro at socionext.com>
---
drivers/clk/uniphier/clk-uniphier-sys.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/drivers/clk/uniphier/clk-uniphier-sys.c b/drivers/clk/uniphier/clk-uniphier-sys.c
index b1aaf77..c8027d9 100644
--- a/drivers/clk/uniphier/clk-uniphier-sys.c
+++ b/drivers/clk/uniphier/clk-uniphier-sys.c
@@ -35,6 +35,9 @@
#define UNIPHIER_LD11_SYS_CLK_NAND(idx) \
UNIPHIER_CLK_GATE("nand", (idx), NULL, 0x210c, 0)
+#define UNIPHIER_LD11_SYS_CLK_EMMC(idx) \
+ UNIPHIER_CLK_GATE("emmc", (idx), NULL, 0x210c, 2)
+
#define UNIPHIER_SLD3_SYS_CLK_STDMAC(idx) \
UNIPHIER_CLK_GATE("stdmac", (idx), NULL, 0x2104, 10)
@@ -144,6 +147,8 @@ const struct uniphier_clk_data uniphier_ld11_sys_clk_data[] = {
UNIPHIER_CLK_FACTOR("uart", 0, "spll", 1, 34),
UNIPHIER_CLK_FACTOR("i2c", 1, "spll", 1, 40),
UNIPHIER_LD11_SYS_CLK_NAND(2),
+ UNIPHIER_LD11_SYS_CLK_EMMC(4),
+ /* Index 5 reserved for eMMC PHY */
UNIPHIER_LD11_SYS_CLK_STDMAC(8), /* HSC, MIO */
UNIPHIER_CLK_FACTOR("usb2", -1, "ref", 24, 25),
/* CPU gears */
@@ -170,6 +175,8 @@ const struct uniphier_clk_data uniphier_ld20_sys_clk_data[] = {
UNIPHIER_CLK_FACTOR("uart", 0, "spll", 1, 34),
UNIPHIER_CLK_FACTOR("i2c", 1, "spll", 1, 40),
UNIPHIER_LD11_SYS_CLK_NAND(2),
+ UNIPHIER_LD11_SYS_CLK_EMMC(4),
+ /* Index 5 reserved for eMMC PHY */
UNIPHIER_LD20_SYS_CLK_SD,
UNIPHIER_LD11_SYS_CLK_STDMAC(8), /* HSC */
/* GIO is always clock-enabled: no function for 0x210c bit5 */
--
2.7.4
More information about the linux-arm-kernel
mailing list