From: Matti Lehtimäki <matti.lehtimaki@gmail.com>
Date: Sun, 22 May 2022 16:27:58 +0000 (+0200)
Subject: i2c: qcom-cci: add msm8974 compatible
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=4c0ad47b8da5898115fc17c5bb0e538348531a39;p=linux.git

i2c: qcom-cci: add msm8974 compatible

MSM8974 CCI is the same as MSM8916 except it has two masters.

Signed-off-by: Matti Lehtimäki <matti.lehtimaki@gmail.com>
Signed-off-by: Luca Weiss <luca@z3ntu.xyz>
Reviewed-by: Loic Poulain <loic.poulain@linaro.org>
Signed-off-by: Wolfram Sang <wsa@kernel.org>
---

diff --git a/drivers/i2c/busses/i2c-qcom-cci.c b/drivers/i2c/busses/i2c-qcom-cci.c
index 774ca30fbab68..ea48e6a9cfca7 100644
--- a/drivers/i2c/busses/i2c-qcom-cci.c
+++ b/drivers/i2c/busses/i2c-qcom-cci.c
@@ -726,6 +726,40 @@ static const struct cci_data cci_v1_data = {
 	},
 };
 
+static const struct cci_data cci_v1_5_data = {
+	.num_masters = 2,
+	.queue_size = { 64, 16 },
+	.quirks = {
+		.max_write_len = 10,
+		.max_read_len = 12,
+	},
+	.cci_clk_rate =  19200000,
+	.params[I2C_MODE_STANDARD] = {
+		.thigh = 78,
+		.tlow = 114,
+		.tsu_sto = 28,
+		.tsu_sta = 28,
+		.thd_dat = 10,
+		.thd_sta = 77,
+		.tbuf = 118,
+		.scl_stretch_en = 0,
+		.trdhld = 6,
+		.tsp = 1
+	},
+	.params[I2C_MODE_FAST] = {
+		.thigh = 20,
+		.tlow = 28,
+		.tsu_sto = 21,
+		.tsu_sta = 21,
+		.thd_dat = 13,
+		.thd_sta = 18,
+		.tbuf = 32,
+		.scl_stretch_en = 0,
+		.trdhld = 6,
+		.tsp = 3
+	},
+};
+
 static const struct cci_data cci_v2_data = {
 	.num_masters = 2,
 	.queue_size = { 64, 16 },
@@ -774,6 +808,7 @@ static const struct cci_data cci_v2_data = {
 
 static const struct of_device_id cci_dt_match[] = {
 	{ .compatible = "qcom,msm8916-cci", .data = &cci_v1_data},
+	{ .compatible = "qcom,msm8974-cci", .data = &cci_v1_5_data},
 	{ .compatible = "qcom,msm8996-cci", .data = &cci_v2_data},
 	{ .compatible = "qcom,sdm845-cci", .data = &cci_v2_data},
 	{ .compatible = "qcom,sm8250-cci", .data = &cci_v2_data},