linux-kernel - [PATCH V1 1/2] i2c: tegra: Add HW feature structure for Tegra186

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Message-ID: <1545172856-19509-1-git-send-email-skomatineni@nvidia.com>
Date:   Tue, 18 Dec 2018 14:40:55 -0800
From:   Sowjanya Komatineni <skomatineni@...dia.com>
To:     <robh+dt@...nel.org>, <mark.rutland@....com>,
        <mperttunen@...dia.com>, <thierry.reding@...il.com>,
        <jonathanh@...dia.com>, <ldewangan@...dia.com>, <talho@...dia.com>
CC:     <devicetree@...r.kernel.org>, <linux-tegra@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <linux-i2c@...r.kernel.org>,
        Sowjanya Komatineni <skomatineni@...dia.com>
Subject: [PATCH V1 1/2] i2c: tegra: Add HW feature structure for Tegra186

Add HW feature structure for Tegra186 and compatible name

Signed-off-by: Sowjanya Komatineni <skomatineni@...dia.com>
---
 drivers/i2c/busses/i2c-tegra.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/drivers/i2c/busses/i2c-tegra.c b/drivers/i2c/busses/i2c-tegra.c
index 437294ea2f0a..63e2345a95c5 100644
--- a/drivers/i2c/busses/i2c-tegra.c
+++ b/drivers/i2c/busses/i2c-tegra.c
@@ -898,6 +898,19 @@ static const struct tegra_i2c_hw_feature tegra210_i2c_hw = {
 	.has_mst_fifo = false,
 };
 
+static const struct tegra_i2c_hw_feature tegra186_i2c_hw = {
+	.has_continue_xfer_support = true,
+	.has_per_pkt_xfer_complete_irq = true,
+	.has_single_clk_source = true,
+	.clk_divisor_hs_mode = 1,
+	.clk_divisor_std_fast_mode = 0x19,
+	.clk_divisor_fast_plus_mode = 0x10,
+	.has_config_load_reg = true,
+	.has_multi_master_mode = true,
+	.has_slcg_override_reg = true,
+	.has_mst_fifo = false,
+};
+
 static const struct tegra_i2c_hw_feature tegra194_i2c_hw = {
 	.has_continue_xfer_support = true,
 	.has_per_pkt_xfer_complete_irq = true,
@@ -914,6 +927,7 @@ static const struct tegra_i2c_hw_feature tegra194_i2c_hw = {
 /* Match table for of_platform binding */
 static const struct of_device_id tegra_i2c_of_match[] = {
 	{ .compatible = "nvidia,tegra194-i2c", .data = &tegra194_i2c_hw, },
+	{ .compatible = "nvidia,tegra186-i2c", .data = &tegra186_i2c_hw, },
 	{ .compatible = "nvidia,tegra210-i2c", .data = &tegra210_i2c_hw, },
 	{ .compatible = "nvidia,tegra124-i2c", .data = &tegra124_i2c_hw, },
 	{ .compatible = "nvidia,tegra114-i2c", .data = &tegra114_i2c_hw, },
-- 
2.7.4