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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, Dinh Nguyen <dinguyen@kernel.org>,
        Stephen Boyd <sboyd@kernel.org>
Subject: [PATCH 5.12 083/700] clk: agilex/stratix10: fix bypass representation
Date:   Mon, 12 Jul 2021 08:02:46 +0200
Message-Id: <20210712060936.401790629@linuxfoundation.org>
In-Reply-To: <20210712060924.797321836@linuxfoundation.org>
References: <20210712060924.797321836@linuxfoundation.org>
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From: Dinh Nguyen <dinguyen@kernel.org>

commit 6855ee839699bdabb4b16cf942557fd763bcb1fa upstream.

Each of these clocks(s2f_usr0/1, sdmmc_clk, gpio_db, emac_ptp,
emac0/1/2) have a bypass setting that can use the boot_clk. The
previous representation was not correct.

Fix the representation.

Fixes: 80c6b7a0894f ("clk: socfpga: agilex: add clock driver for the Agilex platform")
Cc: stable@vger.kernel.org
Signed-off-by: Dinh Nguyen <dinguyen@kernel.org>
Link: https://lore.kernel.org/r/20210611025201.118799-2-dinguyen@kernel.org
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/clk/socfpga/clk-agilex.c |   57 +++++++++++++++++++++++++++++++--------
 drivers/clk/socfpga/clk-s10.c    |   55 ++++++++++++++++++++++++++++++-------
 2 files changed, 91 insertions(+), 21 deletions(-)

--- a/drivers/clk/socfpga/clk-agilex.c
+++ b/drivers/clk/socfpga/clk-agilex.c
@@ -186,6 +186,41 @@ static const struct clk_parent_data noc_
 	  .name = "boot_clk", },
 };
 
+static const struct clk_parent_data sdmmc_mux[] = {
+	{ .fw_name = "sdmmc_free_clk",
+	  .name = "sdmmc_free_clk", },
+	{ .fw_name = "boot_clk",
+	  .name = "boot_clk", },
+};
+
+static const struct clk_parent_data s2f_user1_mux[] = {
+	{ .fw_name = "s2f_user1_free_clk",
+	  .name = "s2f_user1_free_clk", },
+	{ .fw_name = "boot_clk",
+	  .name = "boot_clk", },
+};
+
+static const struct clk_parent_data psi_mux[] = {
+	{ .fw_name = "psi_ref_free_clk",
+	  .name = "psi_ref_free_clk", },
+	{ .fw_name = "boot_clk",
+	  .name = "boot_clk", },
+};
+
+static const struct clk_parent_data gpio_db_mux[] = {
+	{ .fw_name = "gpio_db_free_clk",
+	  .name = "gpio_db_free_clk", },
+	{ .fw_name = "boot_clk",
+	  .name = "boot_clk", },
+};
+
+static const struct clk_parent_data emac_ptp_mux[] = {
+	{ .fw_name = "emac_ptp_free_clk",
+	  .name = "emac_ptp_free_clk", },
+	{ .fw_name = "boot_clk",
+	  .name = "boot_clk", },
+};
+
 /* clocks in AO (always on) controller */
 static const struct stratix10_pll_clock agilex_pll_clks[] = {
 	{ AGILEX_BOOT_CLK, "boot_clk", boot_mux, ARRAY_SIZE(boot_mux), 0,
@@ -234,7 +269,7 @@ static const struct stratix10_perip_cnt_
 	{ AGILEX_GPIO_DB_FREE_CLK, "gpio_db_free_clk", NULL, gpio_db_free_mux,
 	  ARRAY_SIZE(gpio_db_free_mux), 0, 0xE0, 0, 0x88, 3},
 	{ AGILEX_SDMMC_FREE_CLK, "sdmmc_free_clk", NULL, sdmmc_free_mux,
-	  ARRAY_SIZE(sdmmc_free_mux), 0, 0xE4, 0, 0x88, 4},
+	  ARRAY_SIZE(sdmmc_free_mux), 0, 0xE4, 0, 0, 0},
 	{ AGILEX_S2F_USER0_FREE_CLK, "s2f_user0_free_clk", NULL, s2f_usr0_free_mux,
 	  ARRAY_SIZE(s2f_usr0_free_mux), 0, 0xE8, 0, 0, 0},
 	{ AGILEX_S2F_USER1_FREE_CLK, "s2f_user1_free_clk", NULL, s2f_usr1_free_mux,
@@ -276,16 +311,16 @@ static const struct stratix10_gate_clock
 	  1, 0, 0, 0, 0x94, 27, 0},
 	{ AGILEX_EMAC2_CLK, "emac2_clk", NULL, emac_mux, ARRAY_SIZE(emac_mux), 0, 0x7C,
 	  2, 0, 0, 0, 0x94, 28, 0},
-	{ AGILEX_EMAC_PTP_CLK, "emac_ptp_clk", "emac_ptp_free_clk", NULL, 1, 0, 0x7C,
-	  3, 0, 0, 0, 0, 0, 0},
-	{ AGILEX_GPIO_DB_CLK, "gpio_db_clk", "gpio_db_free_clk", NULL, 1, 0, 0x7C,
-	  4, 0x98, 0, 16, 0, 0, 0},
-	{ AGILEX_SDMMC_CLK, "sdmmc_clk", "sdmmc_free_clk", NULL, 1, 0, 0x7C,
-	  5, 0, 0, 0, 0, 0, 4},
-	{ AGILEX_S2F_USER1_CLK, "s2f_user1_clk", "s2f_user1_free_clk", NULL, 1, 0, 0x7C,
-	  6, 0, 0, 0, 0, 0, 0},
-	{ AGILEX_PSI_REF_CLK, "psi_ref_clk", "psi_ref_free_clk", NULL, 1, 0, 0x7C,
-	  7, 0, 0, 0, 0, 0, 0},
+	{ AGILEX_EMAC_PTP_CLK, "emac_ptp_clk", NULL, emac_ptp_mux, ARRAY_SIZE(emac_ptp_mux), 0, 0x7C,
+	  3, 0, 0, 0, 0x88, 2, 0},
+	{ AGILEX_GPIO_DB_CLK, "gpio_db_clk", NULL, gpio_db_mux, ARRAY_SIZE(gpio_db_mux), 0, 0x7C,
+	  4, 0x98, 0, 16, 0x88, 3, 0},
+	{ AGILEX_SDMMC_CLK, "sdmmc_clk", NULL, sdmmc_mux, ARRAY_SIZE(sdmmc_mux), 0, 0x7C,
+	  5, 0, 0, 0, 0x88, 4, 4},
+	{ AGILEX_S2F_USER1_CLK, "s2f_user1_clk", NULL, s2f_user1_mux, ARRAY_SIZE(s2f_user1_mux), 0, 0x7C,
+	  6, 0, 0, 0, 0x88, 5, 0},
+	{ AGILEX_PSI_REF_CLK, "psi_ref_clk", NULL, psi_mux, ARRAY_SIZE(psi_mux), 0, 0x7C,
+	  7, 0, 0, 0, 0x88, 6, 0},
 	{ AGILEX_USB_CLK, "usb_clk", "l4_mp_clk", NULL, 1, 0, 0x7C,
 	  8, 0, 0, 0, 0, 0, 0},
 	{ AGILEX_SPI_M_CLK, "spi_m_clk", "l4_mp_clk", NULL, 1, 0, 0x7C,
--- a/drivers/clk/socfpga/clk-s10.c
+++ b/drivers/clk/socfpga/clk-s10.c
@@ -144,6 +144,41 @@ static const struct clk_parent_data mpu_
 	  .name = "f2s-free-clk", },
 };
 
+static const struct clk_parent_data sdmmc_mux[] = {
+	{ .fw_name = "sdmmc_free_clk",
+	  .name = "sdmmc_free_clk", },
+	{ .fw_name = "boot_clk",
+	  .name = "boot_clk", },
+};
+
+static const struct clk_parent_data s2f_user1_mux[] = {
+	{ .fw_name = "s2f_user1_free_clk",
+	  .name = "s2f_user1_free_clk", },
+	{ .fw_name = "boot_clk",
+	  .name = "boot_clk", },
+};
+
+static const struct clk_parent_data psi_mux[] = {
+	{ .fw_name = "psi_ref_free_clk",
+	  .name = "psi_ref_free_clk", },
+	{ .fw_name = "boot_clk",
+	  .name = "boot_clk", },
+};
+
+static const struct clk_parent_data gpio_db_mux[] = {
+	{ .fw_name = "gpio_db_free_clk",
+	  .name = "gpio_db_free_clk", },
+	{ .fw_name = "boot_clk",
+	  .name = "boot_clk", },
+};
+
+static const struct clk_parent_data emac_ptp_mux[] = {
+	{ .fw_name = "emac_ptp_free_clk",
+	  .name = "emac_ptp_free_clk", },
+	{ .fw_name = "boot_clk",
+	  .name = "boot_clk", },
+};
+
 /* clocks in AO (always on) controller */
 static const struct stratix10_pll_clock s10_pll_clks[] = {
 	{ STRATIX10_BOOT_CLK, "boot_clk", boot_mux, ARRAY_SIZE(boot_mux), 0,
@@ -247,16 +282,16 @@ static const struct stratix10_gate_clock
 	  1, 0, 0, 0, 0xDC, 27, 0},
 	{ STRATIX10_EMAC2_CLK, "emac2_clk", NULL, emac_mux, ARRAY_SIZE(emac_mux), 0, 0xA4,
 	  2, 0, 0, 0, 0xDC, 28, 0},
-	{ STRATIX10_EMAC_PTP_CLK, "emac_ptp_clk", "emac_ptp_free_clk", NULL, 1, 0, 0xA4,
-	  3, 0, 0, 0, 0, 0, 0},
-	{ STRATIX10_GPIO_DB_CLK, "gpio_db_clk", "gpio_db_free_clk", NULL, 1, 0, 0xA4,
-	  4, 0xE0, 0, 16, 0, 0, 0},
-	{ STRATIX10_SDMMC_CLK, "sdmmc_clk", "sdmmc_free_clk", NULL, 1, 0, 0xA4,
-	  5, 0, 0, 0, 0, 0, 4},
-	{ STRATIX10_S2F_USER1_CLK, "s2f_user1_clk", "s2f_user1_free_clk", NULL, 1, 0, 0xA4,
-	  6, 0, 0, 0, 0, 0, 0},
-	{ STRATIX10_PSI_REF_CLK, "psi_ref_clk", "psi_ref_free_clk", NULL, 1, 0, 0xA4,
-	  7, 0, 0, 0, 0, 0, 0},
+	{ STRATIX10_EMAC_PTP_CLK, "emac_ptp_clk", NULL, emac_ptp_mux, ARRAY_SIZE(emac_ptp_mux), 0, 0xA4,
+	  3, 0, 0, 0, 0xB0, 2, 0},
+	{ STRATIX10_GPIO_DB_CLK, "gpio_db_clk", NULL, gpio_db_mux, ARRAY_SIZE(gpio_db_mux), 0, 0xA4,
+	  4, 0xE0, 0, 16, 0xB0, 3, 0},
+	{ STRATIX10_SDMMC_CLK, "sdmmc_clk", NULL, sdmmc_mux, ARRAY_SIZE(sdmmc_mux), 0, 0xA4,
+	  5, 0, 0, 0, 0xB0, 4, 4},
+	{ STRATIX10_S2F_USER1_CLK, "s2f_user1_clk", NULL, s2f_user1_mux, ARRAY_SIZE(s2f_user1_mux), 0, 0xA4,
+	  6, 0, 0, 0, 0xB0, 5, 0},
+	{ STRATIX10_PSI_REF_CLK, "psi_ref_clk", NULL, psi_mux, ARRAY_SIZE(psi_mux), 0, 0xA4,
+	  7, 0, 0, 0, 0xB0, 6, 0},
 	{ STRATIX10_USB_CLK, "usb_clk", "l4_mp_clk", NULL, 1, 0, 0xA4,
 	  8, 0, 0, 0, 0, 0, 0},
 	{ STRATIX10_SPI_M_CLK, "spi_m_clk", "l4_mp_clk", NULL, 1, 0, 0xA4,