clk: sprd: add mipi_csi_xx gate clocks

mipi_csi_xx clocks are used by camera sensors.
Signed-off-by: Chunyan Zhang <chunyan.zhang@unisoc.com>
Link: https://lkml.kernel.org/r/20200527053638.31439-5-zhang.lyra@gmail.comSigned-off-by: Stephen Boyd <sboyd@kernel.org>

drivers/clk/sprd/sc9863a-clk.c

@@ -1615,6 +1615,36 @@ static const struct sprd_clk_desc sc9863a_mm_gate_desc = {
 	.hw_clks	= &sc9863a_mm_gate_hws,
 };
 
+/* camera sensor clocks */
+static SPRD_GATE_CLK_HW(mipi_csi_clk, "mipi-csi-clk", &mahb_ckg_eb.common.hw,
+			0x20, BIT(16), 0, SPRD_GATE_NON_AON);
+static SPRD_GATE_CLK_HW(mipi_csi_s_clk, "mipi-csi-s-clk", &mahb_ckg_eb.common.hw,
+			0x24, BIT(16), 0, SPRD_GATE_NON_AON);
+static SPRD_GATE_CLK_HW(mipi_csi_m_clk, "mipi-csi-m-clk", &mahb_ckg_eb.common.hw,
+			0x28, BIT(16), 0, SPRD_GATE_NON_AON);
+
+static struct sprd_clk_common *sc9863a_mm_clk_clks[] = {
+	/* address base is 0x60900000 */
+	&mipi_csi_clk.common,
+	&mipi_csi_s_clk.common,
+	&mipi_csi_m_clk.common,
+};
+
+static struct clk_hw_onecell_data sc9863a_mm_clk_hws = {
+	.hws	= {
+		[CLK_MIPI_CSI]		= &mipi_csi_clk.common.hw,
+		[CLK_MIPI_CSI_S]	= &mipi_csi_s_clk.common.hw,
+		[CLK_MIPI_CSI_M]	= &mipi_csi_m_clk.common.hw,
+	},
+	.num	= CLK_MM_CLK_NUM,
+};
+
+static const struct sprd_clk_desc sc9863a_mm_clk_desc = {
+	.clk_clks	= sc9863a_mm_clk_clks,
+	.num_clk_clks	= ARRAY_SIZE(sc9863a_mm_clk_clks),
+	.hw_clks	= &sc9863a_mm_clk_hws,
+};
+
 static SPRD_SC_GATE_CLK_FW_NAME(sim0_eb,	"sim0-eb",	"ext-26m", 0x0,
 				0x1000, BIT(0), 0, 0);
 static SPRD_SC_GATE_CLK_FW_NAME(iis0_eb,	"iis0-eb",	"ext-26m", 0x0,
@@ -1737,6 +1767,8 @@ static const struct of_device_id sprd_sc9863a_clk_ids[] = {
 	  .data = &sc9863a_aonapb_gate_desc },
 	{ .compatible = "sprd,sc9863a-mm-gate",	/* 0x60800000 */
 	  .data = &sc9863a_mm_gate_desc },
+	{ .compatible = "sprd,sc9863a-mm-clk",	/* 0x60900000 */
+	  .data = &sc9863a_mm_clk_desc },
 	{ .compatible = "sprd,sc9863a-apapb-gate",	/* 0x71300000 */
 	  .data = &sc9863a_apapb_gate_desc },
 	{ }