linux-kernel - [PATCH] clk: qcom: Add missing msm8998 gcc_bimc_gfx

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Date:   Tue, 17 Dec 2019 08:49:13 -0800
From:   Jeffrey Hugo <jeffrey.l.hugo@...il.com>
To:     mturquette@...libre.com, sboyd@...nel.org
Cc:     andy.gross@...aro.org, bjorn.andersson@...aro.org,
        robh+dt@...nel.org, mark.rutland@....com,
        linux-arm-msm@...r.kernel.org, linux-clk@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        Jeffrey Hugo <jeffrey.l.hugo@...il.com>
Subject: [PATCH] clk: qcom: Add missing msm8998 gcc_bimc_gfx_clk

gcc_bimc_gfx_clk is a required clock for booting the GPU and GPU SMMU.

Fixes: 4807c71cc688 (arm64: dts: Add msm8998 SoC and MTP board support)
Signed-off-by: Jeffrey Hugo <jeffrey.l.hugo@...il.com>
---
 drivers/clk/qcom/gcc-msm8998.c               | 14 ++++++++++++++
 include/dt-bindings/clock/qcom,gcc-msm8998.h |  1 +
 2 files changed, 15 insertions(+)

diff --git a/drivers/clk/qcom/gcc-msm8998.c b/drivers/clk/qcom/gcc-msm8998.c
index cf31b5d03270..df1d7056436c 100644
--- a/drivers/clk/qcom/gcc-msm8998.c
+++ b/drivers/clk/qcom/gcc-msm8998.c
@@ -1996,6 +1996,19 @@ static struct clk_branch gcc_gp3_clk = {
 	},
 };
 
+static struct clk_branch gcc_bimc_gfx_clk = {
+	.halt_reg = 0x46040,
+	.halt_check = BRANCH_HALT,
+	.clkr = {
+		.enable_reg = 0x46040,
+		.enable_mask = BIT(0),
+		.hw.init = &(struct clk_init_data){
+			.name = "gcc_bimc_gfx_clk",
+			.ops = &clk_branch2_ops,
+		},
+	},
+};
+
 static struct clk_branch gcc_gpu_bimc_gfx_clk = {
 	.halt_reg = 0x71010,
 	.halt_check = BRANCH_HALT,
@@ -2810,6 +2823,7 @@ static struct clk_regmap *gcc_msm8998_clocks[] = {
 	[GCC_GP1_CLK] = &gcc_gp1_clk.clkr,
 	[GCC_GP2_CLK] = &gcc_gp2_clk.clkr,
 	[GCC_GP3_CLK] = &gcc_gp3_clk.clkr,
+	[GCC_BIMC_GFX_CLK] = &gcc_bimc_gfx_clk.clkr,
 	[GCC_GPU_BIMC_GFX_CLK] = &gcc_gpu_bimc_gfx_clk.clkr,
 	[GCC_GPU_BIMC_GFX_SRC_CLK] = &gcc_gpu_bimc_gfx_src_clk.clkr,
 	[GCC_GPU_CFG_AHB_CLK] = &gcc_gpu_cfg_ahb_clk.clkr,
diff --git a/include/dt-bindings/clock/qcom,gcc-msm8998.h b/include/dt-bindings/clock/qcom,gcc-msm8998.h
index de1d8a1f5966..63e02dc32a0b 100644
--- a/include/dt-bindings/clock/qcom,gcc-msm8998.h
+++ b/include/dt-bindings/clock/qcom,gcc-msm8998.h
@@ -182,6 +182,7 @@
 #define GCC_MSS_GPLL0_DIV_CLK_SRC				173
 #define GCC_MSS_SNOC_AXI_CLK					174
 #define GCC_MSS_MNOC_BIMC_AXI_CLK				175
+#define GCC_BIMC_GFX_CLK					176
 
 #define PCIE_0_GDSC						0
 #define UFS_GDSC						1
-- 
2.17.1