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8b14c27843
Introduce EN7581 SoC support with currently rfb board supported. This is a new 64bit SoC from Airoha that is currently almost fully supported upstream with only the DTS missing. Setting source-only waiting for the full upstream support to be completed. Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
42 lines
1.4 KiB
Diff
42 lines
1.4 KiB
Diff
From bfe257f9780d8f77045a7da6ec959ee0659d2f98 Mon Sep 17 00:00:00 2001
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From: Christian Marangi <ansuelsmth@gmail.com>
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Date: Tue, 14 Jan 2025 00:10:05 +0100
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Subject: [PATCH 4/4] clk: en7523: Add clock for eMMC for EN7581
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Add clock for eMMC for EN7581. This is used to give info of the current
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eMMC source clock and to switch it from 200MHz or 150MHz.
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Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
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Link: https://lore.kernel.org/r/20250113231030.6735-5-ansuelsmth@gmail.com
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Signed-off-by: Stephen Boyd <sboyd@kernel.org>
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---
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drivers/clk/clk-en7523.c | 10 ++++++++++
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1 file changed, 10 insertions(+)
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--- a/drivers/clk/clk-en7523.c
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+++ b/drivers/clk/clk-en7523.c
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@@ -91,6 +91,7 @@ static const u32 emi7581_base[] = { 5400
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static const u32 bus7581_base[] = { 600000000, 540000000 };
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static const u32 npu7581_base[] = { 800000000, 750000000, 720000000, 600000000 };
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static const u32 crypto_base[] = { 540000000, 480000000 };
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+static const u32 emmc7581_base[] = { 200000000, 150000000 };
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static const struct en_clk_desc en7523_base_clks[] = {
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{
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@@ -281,6 +282,15 @@ static const struct en_clk_desc en7581_b
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.base_shift = 0,
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.base_values = crypto_base,
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.n_base_values = ARRAY_SIZE(crypto_base),
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+ }, {
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+ .id = EN7581_CLK_EMMC,
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+ .name = "emmc",
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+
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+ .base_reg = REG_CRYPTO_CLKSRC2,
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+ .base_bits = 1,
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+ .base_shift = 12,
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+ .base_values = emmc7581_base,
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+ .n_base_values = ARRAY_SIZE(emmc7581_base),
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}
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};
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