linux-kernel - [PATCH 08/10] clk: mmp2: Add the audio clock

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Date:   Sun, 19 Apr 2020 19:27:40 +0200
From:   Lubomir Rintel <lkundrak@...sk>
To:     Michael Turquette <mturquette@...libre.com>
Cc:     Stephen Boyd <sboyd@...nel.org>, Rob Herring <robh+dt@...nel.org>,
        linux-clk@...r.kernel.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, Lubomir Rintel <lkundrak@...sk>
Subject: [PATCH 08/10] clk: mmp2: Add the audio clock

This clocks the Audio block.

Signed-off-by: Lubomir Rintel <lkundrak@...sk>
---
 drivers/clk/mmp/clk-of-mmp2.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/clk/mmp/clk-of-mmp2.c b/drivers/clk/mmp/clk-of-mmp2.c
index dcdff06a698ac..c686c16fca82b 100644
--- a/drivers/clk/mmp/clk-of-mmp2.c
+++ b/drivers/clk/mmp/clk-of-mmp2.c
@@ -62,6 +62,7 @@
 #define APMU_USBHSIC0	0xf8
 #define APMU_USBHSIC1	0xfc
 #define APMU_GPU	0xcc
+#define APMU_AUDIO	0x10c
 
 #define MPMU_FCCR		0x8
 #define MPMU_POSR		0x10
@@ -317,6 +318,8 @@ static u32 mmp2_gpu_bus_parent_table[] =         { 0x0000,   0x0020,   0x0030,
 static const char * const mmp3_gpu_bus_parent_names[] = {"pll1_4", "pll1_6", "pll1_2", "pll2_2"};
 static const char * const mmp3_gpu_gc_parent_names[] =  {"pll1",   "pll2",   "pll1_p", "pll2_p"};
 
+static DEFINE_SPINLOCK(audio_lock);
+
 static struct mmp_clk_mix_config ccic0_mix_config = {
 	.reg_info = DEFINE_MIX_REG_INFO(4, 17, 2, 6, 32),
 };
@@ -372,6 +375,7 @@ static struct mmp_param_gate_clk apmu_gate_clks[] = {
 	{MMP2_CLK_CCIC1_PHY, "ccic1_phy_clk", "ccic1_mix_clk", CLK_SET_RATE_PARENT, APMU_CCIC1, 0x24, 0x24, 0x0, 0, &ccic1_lock},
 	{MMP2_CLK_CCIC1_SPHY, "ccic1_sphy_clk", "ccic1_sphy_div", CLK_SET_RATE_PARENT, APMU_CCIC1, 0x300, 0x300, 0x0, 0, &ccic1_lock},
 	{MMP2_CLK_GPU_BUS, "gpu_bus_clk", "gpu_bus_mux", CLK_SET_RATE_PARENT, APMU_GPU, 0xa, 0xa, 0x0, MMP_CLK_GATE_NEED_DELAY, &gpu_lock},
+	{MMP2_CLK_AUDIO, "audio_clk", "audio_mix_clk", CLK_SET_RATE_PARENT, APMU_AUDIO, 0x12, 0x12, 0x0, 0, &audio_lock},
 };
 
 static struct mmp_param_gate_clk mmp2_apmu_gate_clks[] = {
-- 
2.26.0