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-rw-r--r--Documentation/devicetree/bindings/mips/lantiq/rcu-gphy.txt36
-rw-r--r--Documentation/devicetree/bindings/mips/lantiq/rcu.txt18
-rw-r--r--arch/mips/configs/xway_defconfig1
-rw-r--r--arch/mips/lantiq/Kconfig4
-rw-r--r--drivers/soc/lantiq/Makefile1
-rw-r--r--drivers/soc/lantiq/gphy.c224
6 files changed, 0 insertions, 284 deletions
diff --git a/Documentation/devicetree/bindings/mips/lantiq/rcu-gphy.txt b/Documentation/devicetree/bindings/mips/lantiq/rcu-gphy.txt
deleted file mode 100644
index a0c19bd1ce66..000000000000
--- a/Documentation/devicetree/bindings/mips/lantiq/rcu-gphy.txt
+++ /dev/null
@@ -1,36 +0,0 @@
-Lantiq XWAY SoC GPHY binding
-============================
-
-This binding describes a software-defined ethernet PHY, provided by the RCU
-module on newer Lantiq XWAY SoCs (xRX200 and newer).
-
--------------------------------------------------------------------------------
-Required properties:
-- compatible : Should be one of
- "lantiq,xrx200a1x-gphy"
- "lantiq,xrx200a2x-gphy"
- "lantiq,xrx300-gphy"
- "lantiq,xrx330-gphy"
-- reg : Addrress of the GPHY FW load address register
-- resets : Must reference the RCU GPHY reset bit
-- reset-names : One entry, value must be "gphy" or optional "gphy2"
-- clocks : A reference to the (PMU) GPHY clock gate
-
-Optional properties:
-- lantiq,gphy-mode : GPHY_MODE_GE (default) or GPHY_MODE_FE as defined in
- <dt-bindings/mips/lantiq_xway_gphy.h>
-
-
--------------------------------------------------------------------------------
-Example for the GPHys on the xRX200 SoCs:
-
-#include <dt-bindings/mips/lantiq_rcu_gphy.h>
- gphy0: gphy@20 {
- compatible = "lantiq,xrx200a2x-gphy";
- reg = <0x20 0x4>;
-
- resets = <&reset0 31 30>, <&reset1 7 7>;
- reset-names = "gphy", "gphy2";
- clocks = <&pmu0 XRX200_PMU_GATE_GPHY>;
- lantiq,gphy-mode = <GPHY_MODE_GE>;
- };
diff --git a/Documentation/devicetree/bindings/mips/lantiq/rcu.txt b/Documentation/devicetree/bindings/mips/lantiq/rcu.txt
index 7f0822b4beae..58d51f480c9e 100644
--- a/Documentation/devicetree/bindings/mips/lantiq/rcu.txt
+++ b/Documentation/devicetree/bindings/mips/lantiq/rcu.txt
@@ -26,24 +26,6 @@ Example of the RCU bindings on a xRX200 SoC:
ranges = <0x0 0x203000 0x100>;
big-endian;
- gphy0: gphy@20 {
- compatible = "lantiq,xrx200a2x-gphy";
- reg = <0x20 0x4>;
-
- resets = <&reset0 31 30>, <&reset1 7 7>;
- reset-names = "gphy", "gphy2";
- lantiq,gphy-mode = <GPHY_MODE_GE>;
- };
-
- gphy1: gphy@68 {
- compatible = "lantiq,xrx200a2x-gphy";
- reg = <0x68 0x4>;
-
- resets = <&reset0 29 28>, <&reset1 6 6>;
- reset-names = "gphy", "gphy2";
- lantiq,gphy-mode = <GPHY_MODE_GE>;
- };
-
reset0: reset-controller@10 {
compatible = "lantiq,xrx200-reset";
reg = <0x10 4>, <0x14 4>;
diff --git a/arch/mips/configs/xway_defconfig b/arch/mips/configs/xway_defconfig
index c3cac29e8414..2bb02ea9fb4e 100644
--- a/arch/mips/configs/xway_defconfig
+++ b/arch/mips/configs/xway_defconfig
@@ -13,7 +13,6 @@ CONFIG_EMBEDDED=y
# CONFIG_COMPAT_BRK is not set
CONFIG_LANTIQ=y
CONFIG_PCI_LANTIQ=y
-CONFIG_XRX200_PHY_FW=y
CONFIG_CPU_MIPS32_R2=y
CONFIG_MIPS_VPE_LOADER=y
CONFIG_NR_CPUS=2
diff --git a/arch/mips/lantiq/Kconfig b/arch/mips/lantiq/Kconfig
index 188de95d6dbd..6c6802e482c9 100644
--- a/arch/mips/lantiq/Kconfig
+++ b/arch/mips/lantiq/Kconfig
@@ -52,8 +52,4 @@ config PCI_LANTIQ
bool "PCI Support"
depends on SOC_XWAY && PCI
-config XRX200_PHY_FW
- bool "XRX200 PHY firmware loader"
- depends on SOC_XWAY
-
endif
diff --git a/drivers/soc/lantiq/Makefile b/drivers/soc/lantiq/Makefile
index be9e866d53e5..35aa86bd1023 100644
--- a/drivers/soc/lantiq/Makefile
+++ b/drivers/soc/lantiq/Makefile
@@ -1,2 +1 @@
obj-y += fpi-bus.o
-obj-$(CONFIG_XRX200_PHY_FW) += gphy.o
diff --git a/drivers/soc/lantiq/gphy.c b/drivers/soc/lantiq/gphy.c
deleted file mode 100644
index feeb17cebc25..000000000000
--- a/drivers/soc/lantiq/gphy.c
+++ /dev/null
@@ -1,224 +0,0 @@
-/*
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published
- * by the Free Software Foundation.
- *
- * Copyright (C) 2012 John Crispin <blogic@phrozen.org>
- * Copyright (C) 2016 Martin Blumenstingl <martin.blumenstingl@googlemail.com>
- * Copyright (C) 2017 Hauke Mehrtens <hauke@hauke-m.de>
- */
-
-#include <linux/clk.h>
-#include <linux/delay.h>
-#include <linux/dma-mapping.h>
-#include <linux/firmware.h>
-#include <linux/mfd/syscon.h>
-#include <linux/module.h>
-#include <linux/reboot.h>
-#include <linux/regmap.h>
-#include <linux/reset.h>
-#include <linux/of_device.h>
-#include <linux/of_platform.h>
-#include <linux/property.h>
-#include <dt-bindings/mips/lantiq_rcu_gphy.h>
-
-#include <lantiq_soc.h>
-
-#define XRX200_GPHY_FW_ALIGN (16 * 1024)
-
-struct xway_gphy_priv {
- struct clk *gphy_clk_gate;
- struct reset_control *gphy_reset;
- struct reset_control *gphy_reset2;
- void __iomem *membase;
- char *fw_name;
-};
-
-struct xway_gphy_match_data {
- char *fe_firmware_name;
- char *ge_firmware_name;
-};
-
-static const struct xway_gphy_match_data xrx200a1x_gphy_data = {
- .fe_firmware_name = "lantiq/xrx200_phy22f_a14.bin",
- .ge_firmware_name = "lantiq/xrx200_phy11g_a14.bin",
-};
-
-static const struct xway_gphy_match_data xrx200a2x_gphy_data = {
- .fe_firmware_name = "lantiq/xrx200_phy22f_a22.bin",
- .ge_firmware_name = "lantiq/xrx200_phy11g_a22.bin",
-};
-
-static const struct xway_gphy_match_data xrx300_gphy_data = {
- .fe_firmware_name = "lantiq/xrx300_phy22f_a21.bin",
- .ge_firmware_name = "lantiq/xrx300_phy11g_a21.bin",
-};
-
-static const struct of_device_id xway_gphy_match[] = {
- { .compatible = "lantiq,xrx200a1x-gphy", .data = &xrx200a1x_gphy_data },
- { .compatible = "lantiq,xrx200a2x-gphy", .data = &xrx200a2x_gphy_data },
- { .compatible = "lantiq,xrx300-gphy", .data = &xrx300_gphy_data },
- { .compatible = "lantiq,xrx330-gphy", .data = &xrx300_gphy_data },
- {},
-};
-MODULE_DEVICE_TABLE(of, xway_gphy_match);
-
-static int xway_gphy_load(struct device *dev, struct xway_gphy_priv *priv,
- dma_addr_t *dev_addr)
-{
- const struct firmware *fw;
- void *fw_addr;
- dma_addr_t dma_addr;
- size_t size;
- int ret;
-
- ret = request_firmware(&fw, priv->fw_name, dev);
- if (ret) {
- dev_err(dev, "failed to load firmware: %s, error: %i\n",
- priv->fw_name, ret);
- return ret;
- }
-
- /*
- * GPHY cores need the firmware code in a persistent and contiguous
- * memory area with a 16 kB boundary aligned start address.
- */
- size = fw->size + XRX200_GPHY_FW_ALIGN;
-
- fw_addr = dmam_alloc_coherent(dev, size, &dma_addr, GFP_KERNEL);
- if (fw_addr) {
- fw_addr = PTR_ALIGN(fw_addr, XRX200_GPHY_FW_ALIGN);
- *dev_addr = ALIGN(dma_addr, XRX200_GPHY_FW_ALIGN);
- memcpy(fw_addr, fw->data, fw->size);
- } else {
- dev_err(dev, "failed to alloc firmware memory\n");
- ret = -ENOMEM;
- }
-
- release_firmware(fw);
-
- return ret;
-}
-
-static int xway_gphy_of_probe(struct platform_device *pdev,
- struct xway_gphy_priv *priv)
-{
- struct device *dev = &pdev->dev;
- const struct xway_gphy_match_data *gphy_fw_name_cfg;
- u32 gphy_mode;
- int ret;
- struct resource *res_gphy;
-
- gphy_fw_name_cfg = of_device_get_match_data(dev);
-
- priv->gphy_clk_gate = devm_clk_get(dev, NULL);
- if (IS_ERR(priv->gphy_clk_gate)) {
- dev_err(dev, "Failed to lookup gate clock\n");
- return PTR_ERR(priv->gphy_clk_gate);
- }
-
- res_gphy = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- priv->membase = devm_ioremap_resource(dev, res_gphy);
- if (IS_ERR(priv->membase))
- return PTR_ERR(priv->membase);
-
- priv->gphy_reset = devm_reset_control_get(dev, "gphy");
- if (IS_ERR(priv->gphy_reset)) {
- if (PTR_ERR(priv->gphy_reset) != -EPROBE_DEFER)
- dev_err(dev, "Failed to lookup gphy reset\n");
- return PTR_ERR(priv->gphy_reset);
- }
-
- priv->gphy_reset2 = devm_reset_control_get_optional(dev, "gphy2");
- if (IS_ERR(priv->gphy_reset2))
- return PTR_ERR(priv->gphy_reset2);
-
- ret = device_property_read_u32(dev, "lantiq,gphy-mode", &gphy_mode);
- /* Default to GE mode */
- if (ret)
- gphy_mode = GPHY_MODE_GE;
-
- switch (gphy_mode) {
- case GPHY_MODE_FE:
- priv->fw_name = gphy_fw_name_cfg->fe_firmware_name;
- break;
- case GPHY_MODE_GE:
- priv->fw_name = gphy_fw_name_cfg->ge_firmware_name;
- break;
- default:
- dev_err(dev, "Unknown GPHY mode %d\n", gphy_mode);
- return -EINVAL;
- }
-
- return 0;
-}
-
-static int xway_gphy_probe(struct platform_device *pdev)
-{
- struct device *dev = &pdev->dev;
- struct xway_gphy_priv *priv;
- dma_addr_t fw_addr = 0;
- int ret;
-
- priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
- if (!priv)
- return -ENOMEM;
-
- ret = xway_gphy_of_probe(pdev, priv);
- if (ret)
- return ret;
-
- ret = clk_prepare_enable(priv->gphy_clk_gate);
- if (ret)
- return ret;
-
- ret = xway_gphy_load(dev, priv, &fw_addr);
- if (ret) {
- clk_disable_unprepare(priv->gphy_clk_gate);
- return ret;
- }
-
- reset_control_assert(priv->gphy_reset);
- reset_control_assert(priv->gphy_reset2);
-
- iowrite32be(fw_addr, priv->membase);
-
- reset_control_deassert(priv->gphy_reset);
- reset_control_deassert(priv->gphy_reset2);
-
- platform_set_drvdata(pdev, priv);
-
- return ret;
-}
-
-static int xway_gphy_remove(struct platform_device *pdev)
-{
- struct xway_gphy_priv *priv = platform_get_drvdata(pdev);
-
- iowrite32be(0, priv->membase);
-
- clk_disable_unprepare(priv->gphy_clk_gate);
-
- return 0;
-}
-
-static struct platform_driver xway_gphy_driver = {
- .probe = xway_gphy_probe,
- .remove = xway_gphy_remove,
- .driver = {
- .name = "xway-rcu-gphy",
- .of_match_table = xway_gphy_match,
- },
-};
-
-module_platform_driver(xway_gphy_driver);
-
-MODULE_FIRMWARE("lantiq/xrx300_phy11g_a21.bin");
-MODULE_FIRMWARE("lantiq/xrx300_phy22f_a21.bin");
-MODULE_FIRMWARE("lantiq/xrx200_phy11g_a14.bin");
-MODULE_FIRMWARE("lantiq/xrx200_phy11g_a22.bin");
-MODULE_FIRMWARE("lantiq/xrx200_phy22f_a14.bin");
-MODULE_FIRMWARE("lantiq/xrx200_phy22f_a22.bin");
-MODULE_AUTHOR("Martin Blumenstingl <martin.blumenstingl@googlemail.com>");
-MODULE_DESCRIPTION("Lantiq XWAY GPHY Firmware Loader");
-MODULE_LICENSE("GPL");
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-16 12:25:31 +0000