clk: uniphier: add SATA clock control support

Add clock control for SATA controller on UniPhier SoCs. This adds
support for PXs2, LD20 and PXs3.
Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
Acked-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>

drivers/clk/uniphier/clk-uniphier-sys.c

@@ -112,6 +112,8 @@ const struct uniphier_clk_data uniphier_pro4_sys_clk_data[] = {
 	UNIPHIER_PRO4_SYS_CLK_GIO(12),			/* Ether, SATA, USB3 */
 	UNIPHIER_PRO4_SYS_CLK_USB3(14, 0),
 	UNIPHIER_PRO4_SYS_CLK_USB3(15, 1),
+	UNIPHIER_CLK_GATE("sata0", 28, NULL, 0x2104, 18),
+	UNIPHIER_CLK_GATE("sata1", 29, NULL, 0x2104, 19),
 	UNIPHIER_PRO4_SYS_CLK_AIO(40),
 	{ /* sentinel */ }
 };
@@ -160,6 +162,7 @@ const struct uniphier_clk_data uniphier_pxs2_sys_clk_data[] = {
 	/* The document mentions 0x2104 bit 18, but not functional */
 	UNIPHIER_CLK_GATE("usb30-phy", 16, NULL, 0x2104, 19),
 	UNIPHIER_CLK_GATE("usb31-phy", 20, NULL, 0x2104, 20),
+	UNIPHIER_CLK_GATE("sata0", 28, NULL, 0x2104, 22),
 	UNIPHIER_PRO5_SYS_CLK_AIO(40),
 	{ /* sentinel */ }
 };
@@ -257,6 +260,9 @@ const struct uniphier_clk_data uniphier_pxs3_sys_clk_data[] = {
 	UNIPHIER_CLK_GATE("usb31-phy0", 20, NULL, 0x210c, 17),
 	UNIPHIER_CLK_GATE("usb31-phy1", 21, NULL, 0x210c, 19),
 	UNIPHIER_CLK_GATE("pcie", 24, NULL, 0x210c, 3),
+	UNIPHIER_CLK_GATE("sata0", 28, NULL, 0x210c, 7),
+	UNIPHIER_CLK_GATE("sata1", 29, NULL, 0x210c, 8),
+	UNIPHIER_CLK_GATE("sata-phy", 30, NULL, 0x210c, 21),
 	/* CPU gears */
 	UNIPHIER_CLK_DIV4("cpll", 2, 3, 4, 8),
 	UNIPHIER_CLK_DIV4("spll", 2, 3, 4, 8),