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Message-ID: <20220519125527.18544-20-rex-bc.chen@mediatek.com>
Date: Thu, 19 May 2022 20:55:27 +0800
From: Rex-BC Chen <rex-bc.chen@...iatek.com>
To: <mturquette@...libre.com>, <sboyd@...nel.org>,
<matthias.bgg@...il.com>, <robh+dt@...nel.org>,
<krzysztof.kozlowski+dt@...aro.org>
CC: <p.zabel@...gutronix.de>,
<angelogioacchino.delregno@...labora.com>,
<chun-jie.chen@...iatek.com>, <wenst@...omium.org>,
<runyang.chen@...iatek.com>, <linux-kernel@...r.kernel.org>,
<devicetree@...r.kernel.org>, <linux-clk@...r.kernel.org>,
<linux-arm-kernel@...ts.infradead.org>,
<linux-mediatek@...ts.infradead.org>,
<Project_Global_Chrome_Upstream_Group@...iatek.com>,
Rex-BC Chen <rex-bc.chen@...iatek.com>
Subject: [PATCH v7 19/19] clk: mediatek: reset: Add infra_ao reset support for MT8186
The infra_ao reset is needed for MT8186.
- Add mtk_clk_rst_desc for MT8186.
- Add register reset controller function for MT8186 infra_ao.
- Add infra_ao_idx_map for MT8186.
Signed-off-by: Rex-BC Chen <rex-bc.chen@...iatek.com>
---
drivers/clk/mediatek/clk-mt8186-infra_ao.c | 23 ++++++++++++++++++++++
1 file changed, 23 insertions(+)
diff --git a/drivers/clk/mediatek/clk-mt8186-infra_ao.c b/drivers/clk/mediatek/clk-mt8186-infra_ao.c
index 2a7adc25abaa..df2a6bd1aefa 100644
--- a/drivers/clk/mediatek/clk-mt8186-infra_ao.c
+++ b/drivers/clk/mediatek/clk-mt8186-infra_ao.c
@@ -6,6 +6,7 @@
#include <linux/clk-provider.h>
#include <linux/platform_device.h>
#include <dt-bindings/clock/mt8186-clk.h>
+#include <dt-bindings/reset/mt8186-resets.h>
#include "clk-gate.h"
#include "clk-mtk.h"
@@ -191,9 +192,31 @@ static const struct mtk_gate infra_ao_clks[] = {
GATE_INFRA_AO3(CLK_INFRA_AO_FLASHIF_66M, "infra_ao_flashif_66m", "top_axi", 29),
};
+static u16 infra_ao_rst_ofs[] = {
+ INFRA_RST0_SET_OFFSET,
+ INFRA_RST1_SET_OFFSET,
+ INFRA_RST2_SET_OFFSET,
+ INFRA_RST3_SET_OFFSET,
+ INFRA_RST4_SET_OFFSET,
+};
+
+static u16 infra_ao_idx_map[] = {
+ [MT8186_INFRA_THERMAL_CTRL_RST] = 0 * RST_NR_PER_BANK + 0,
+ [MT8186_INFRA_PTP_CTRL_RST] = 1 * RST_NR_PER_BANK + 0,
+};
+
+static struct mtk_clk_rst_desc infra_ao_rst_desc = {
+ .version = MTK_RST_SET_CLR,
+ .rst_bank_ofs = infra_ao_rst_ofs,
+ .rst_bank_nr = ARRAY_SIZE(infra_ao_rst_ofs),
+ .rst_idx_map = infra_ao_idx_map,
+ .rst_idx_map_nr = ARRAY_SIZE(infra_ao_idx_map),
+};
+
static const struct mtk_clk_desc infra_ao_desc = {
.clks = infra_ao_clks,
.num_clks = ARRAY_SIZE(infra_ao_clks),
+ .rst_desc = &infra_ao_rst_desc,
};
static const struct of_device_id of_match_clk_mt8186_infra_ao[] = {
--
2.18.0
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