[PATCH V2 4/5] clk: qcom: gcc-qdu1000: Add support for GDSCs

From: Imran Shaik
Date: Wed Jun 28 2023 - 05:33:51 EST


Add the GDSCs support for QDU1000 and QRU1000 SoCs.

Co-developed-by: Taniya Das <quic_tdas@xxxxxxxxxxx>
Signed-off-by: Taniya Das <quic_tdas@xxxxxxxxxxx>
Signed-off-by: Imran Shaik <quic_imrashai@xxxxxxxxxxx>
---
Changes since v1:
- Newly added

drivers/clk/qcom/gcc-qdu1000.c | 42 ++++++++++++++++++++++++++++++++++
1 file changed, 42 insertions(+)

diff --git a/drivers/clk/qcom/gcc-qdu1000.c b/drivers/clk/qcom/gcc-qdu1000.c
index 991fb2bc97e9..718c34dca6e8 100644
--- a/drivers/clk/qcom/gcc-qdu1000.c
+++ b/drivers/clk/qcom/gcc-qdu1000.c
@@ -17,6 +17,7 @@
#include "clk-regmap-divider.h"
#include "clk-regmap-mux.h"
#include "clk-regmap-phy-mux.h"
+#include "gdsc.h"
#include "reset.h"

enum {
@@ -2409,6 +2410,39 @@ static struct clk_branch gcc_usb3_prim_phy_pipe_clk = {
},
};

+static struct gdsc pcie_0_gdsc = {
+ .gdscr = 0x9d004,
+ .en_rest_wait_val = 0x2,
+ .en_few_wait_val = 0x2,
+ .clk_dis_wait_val = 0xf,
+ .pd = {
+ .name = "gcc_pcie_0_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+};
+
+static struct gdsc pcie_0_phy_gdsc = {
+ .gdscr = 0x7c004,
+ .en_rest_wait_val = 0x2,
+ .en_few_wait_val = 0x2,
+ .clk_dis_wait_val = 0x2,
+ .pd = {
+ .name = "gcc_pcie_0_phy_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+};
+
+static struct gdsc usb30_prim_gdsc = {
+ .gdscr = 0x49004,
+ .en_rest_wait_val = 0x2,
+ .en_few_wait_val = 0x2,
+ .clk_dis_wait_val = 0xf,
+ .pd = {
+ .name = "gcc_usb30_prim_gdsc",
+ },
+ .pwrsts = PWRSTS_OFF_ON,
+};
+
static struct clk_regmap *gcc_qdu1000_clocks[] = {
[GCC_AGGRE_NOC_ECPRI_DMA_CLK] = &gcc_aggre_noc_ecpri_dma_clk.clkr,
[GCC_AGGRE_NOC_ECPRI_DMA_CLK_SRC] = &gcc_aggre_noc_ecpri_dma_clk_src.clkr,
@@ -2545,6 +2579,12 @@ static struct clk_regmap *gcc_qdu1000_clocks[] = {
[GCC_DDRSS_ECPRI_GSI_CLK] = &gcc_ddrss_ecpri_gsi_clk.clkr,
};

+static struct gdsc *gcc_qdu1000_gdscs[] = {
+ [PCIE_0_GDSC] = &pcie_0_gdsc,
+ [PCIE_0_PHY_GDSC] = &pcie_0_phy_gdsc,
+ [USB30_PRIM_GDSC] = &usb30_prim_gdsc,
+};
+
static const struct qcom_reset_map gcc_qdu1000_resets[] = {
[GCC_ECPRI_CC_BCR] = { 0x3e000 },
[GCC_ECPRI_SS_BCR] = { 0x3a000 },
@@ -2606,6 +2646,8 @@ static const struct qcom_cc_desc gcc_qdu1000_desc = {
.num_clks = ARRAY_SIZE(gcc_qdu1000_clocks),
.resets = gcc_qdu1000_resets,
.num_resets = ARRAY_SIZE(gcc_qdu1000_resets),
+ .gdscs = gcc_qdu1000_gdscs,
+ .num_gdscs = ARRAY_SIZE(gcc_qdu1000_gdscs),
};

static const struct of_device_id gcc_qdu1000_match_table[] = {
--
2.25.1