1 files changed, 0 insertions, 172 deletions
diff --git a/target/linux/bcm27xx/patches-5.4/950-0530-clk-bcm-Add-BCM2711-DVP-driver.patch b/target/linux/bcm27xx/patches-5.4/950-0530-clk-bcm-Add-BCM2711-DVP-driver.patch
deleted file mode 100644
index 23105057a9..0000000000
--- a/target/linux/bcm27xx/patches-5.4/950-0530-clk-bcm-Add-BCM2711-DVP-driver.patch
+++ /dev/null
@@ -1,172 +0,0 @@
-From 0a2b9668e391b5fef4c54f992d7f8f99e5f50ef3 Mon Sep 17 00:00:00 2001
-From: Maxime Ripard <maxime@cerno.tech>
-Date: Tue, 28 Jan 2020 09:36:27 +0100
-Subject: [PATCH] clk: bcm: Add BCM2711 DVP driver
-
-The HDMI block has a block that controls clocks and reset signals to the
-HDMI0 and HDMI1 controllers.
-
-Let's expose that through a clock driver implementing a clock and reset
-provider.
-
-Cc: Michael Turquette <mturquette@baylibre.com>
-Cc: Stephen Boyd <sboyd@kernel.org>
-Cc: Rob Herring <robh+dt@kernel.org>
-Cc: linux-clk@vger.kernel.org
-Cc: devicetree@vger.kernel.org
-Signed-off-by: Maxime Ripard <maxime@cerno.tech>
----
- drivers/clk/bcm/Kconfig           |   1 +
- drivers/clk/bcm/Makefile          |   1 +
- drivers/clk/bcm/clk-bcm2711-dvp.c | 125 ++++++++++++++++++++++++++++++
- 3 files changed, 127 insertions(+)
- create mode 100644 drivers/clk/bcm/clk-bcm2711-dvp.c
-
---- a/drivers/clk/bcm/Kconfig
-+++ b/drivers/clk/bcm/Kconfig
-@@ -4,6 +4,7 @@ config CLK_BCM2835
- 	depends on ARCH_BCM2835 || ARCH_BRCMSTB || COMPILE_TEST
- 	depends on COMMON_CLK
- 	default ARCH_BCM2835 || ARCH_BRCMSTB
-+	select RESET_SIMPLE
- 	help
- 	  Enable common clock framework support for Broadcom BCM2835
- 	  SoCs.
---- a/drivers/clk/bcm/Makefile
-+++ b/drivers/clk/bcm/Makefile
-@@ -6,6 +6,7 @@ obj-$(CONFIG_CLK_BCM_KONA)	+= clk-kona-s
- obj-$(CONFIG_CLK_BCM_KONA)	+= clk-bcm281xx.o
- obj-$(CONFIG_CLK_BCM_KONA)	+= clk-bcm21664.o
- obj-$(CONFIG_COMMON_CLK_IPROC)	+= clk-iproc-armpll.o clk-iproc-pll.o clk-iproc-asiu.o
-+obj-$(CONFIG_CLK_BCM2835)	+= clk-bcm2711-dvp.o
- obj-$(CONFIG_CLK_BCM2835)	+= clk-bcm2835.o
- obj-$(CONFIG_CLK_BCM2835)	+= clk-bcm2835-aux.o
- obj-$(CONFIG_CLK_RASPBERRYPI)	+= clk-raspberrypi.o
---- /dev/null
-+++ b/drivers/clk/bcm/clk-bcm2711-dvp.c
-@@ -0,0 +1,125 @@
-+// SPDX-License-Identifier: GPL-2.0-or-later
-+// Copyright 2020 Cerno
-+
-+#include <linux/clk-provider.h>
-+#include <linux/module.h>
-+#include <linux/platform_device.h>
-+#include <linux/reset-controller.h>
-+#include <linux/reset/reset-simple.h>
-+
-+#define DVP_HT_RPI_SW_INIT	0x04
-+#define DVP_HT_RPI_MISC_CONFIG	0x08
-+
-+#define NR_CLOCKS	2
-+#define NR_RESETS	6
-+
-+struct clk_dvp {
-+	struct clk_hw_onecell_data	*data;
-+	struct reset_simple_data	reset;
-+};
-+
-+static int clk_dvp_probe(struct platform_device *pdev)
-+{
-+	struct clk_hw_onecell_data *data;
-+	struct resource *res;
-+	struct clk_dvp *dvp;
-+	void __iomem *base;
-+	const char *parent;
-+	int ret;
-+
-+	dvp = devm_kzalloc(&pdev->dev, sizeof(*dvp), GFP_KERNEL);
-+	if (!dvp)
-+		return -ENOMEM;
-+	platform_set_drvdata(pdev, dvp);
-+
-+	dvp->data = devm_kzalloc(&pdev->dev,
-+				 struct_size(dvp->data, hws, NR_CLOCKS),
-+				 GFP_KERNEL);
-+	if (!dvp->data)
-+		return -ENOMEM;
-+	data = dvp->data;
-+
-+	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-+	base = devm_ioremap_resource(&pdev->dev, res);
-+	if (IS_ERR(base))
-+		return PTR_ERR(base);
-+
-+	dvp->reset.rcdev.owner = THIS_MODULE;
-+	dvp->reset.rcdev.nr_resets = NR_RESETS;
-+	dvp->reset.rcdev.ops = &reset_simple_ops;
-+	dvp->reset.rcdev.of_node = pdev->dev.of_node;
-+	dvp->reset.membase = base + DVP_HT_RPI_SW_INIT;
-+	spin_lock_init(&dvp->reset.lock);
-+
-+	ret = reset_controller_register(&dvp->reset.rcdev);
-+	if (ret)
-+		return ret;
-+
-+	parent = of_clk_get_parent_name(pdev->dev.of_node, 0);
-+	if (!parent)
-+		goto unregister_reset;
-+
-+	data->hws[0] = clk_hw_register_gate(&pdev->dev, "hdmi0-108MHz",
-+					    parent, 0,
-+					    base + DVP_HT_RPI_MISC_CONFIG, 3,
-+					    CLK_GATE_SET_TO_DISABLE, &dvp->reset.lock);
-+	if (IS_ERR(data->hws[0])) {
-+		ret = PTR_ERR(data->hws[0]);
-+		goto unregister_reset;
-+	}
-+
-+	data->hws[1] = clk_hw_register_gate(&pdev->dev, "hdmi1-108MHz",
-+					    parent, 0,
-+					    base + DVP_HT_RPI_MISC_CONFIG, 4,
-+					    CLK_GATE_SET_TO_DISABLE, &dvp->reset.lock);
-+	if (IS_ERR(data->hws[1])) {
-+		ret = PTR_ERR(data->hws[1]);
-+		goto unregister_clk0;
-+	}
-+
-+	data->num = NR_CLOCKS;
-+	ret = of_clk_add_hw_provider(pdev->dev.of_node, of_clk_hw_onecell_get,
-+				     data);
-+	if (ret)
-+		goto unregister_clk1;
-+
-+	return 0;
-+
-+
-+unregister_clk1:
-+	clk_hw_unregister_gate(data->hws[1]);
-+
-+unregister_clk0:
-+	clk_hw_unregister_gate(data->hws[0]);
-+
-+unregister_reset:
-+	reset_controller_unregister(&dvp->reset.rcdev);
-+	return ret;
-+};
-+
-+static int clk_dvp_remove(struct platform_device *pdev)
-+{
-+	struct clk_dvp *dvp = platform_get_drvdata(pdev);
-+	struct clk_hw_onecell_data *data = dvp->data;
-+
-+	clk_hw_unregister_gate(data->hws[1]);
-+	clk_hw_unregister_gate(data->hws[0]);
-+	reset_controller_unregister(&dvp->reset.rcdev);
-+
-+	return 0;
-+}
-+
-+static const struct of_device_id clk_dvp_dt_ids[] = {
-+	{ .compatible = "brcm,brcm2711-dvp", },
-+	{ /* sentinel */ }
-+};
-+
-+static struct platform_driver clk_dvp_driver = {
-+	.probe	= clk_dvp_probe,
-+	.remove	= clk_dvp_remove,
-+	.driver	= {
-+		.name		= "brcm2711-dvp",
-+		.of_match_table	= clk_dvp_dt_ids,
-+	},
-+};
-+module_platform_driver(clk_dvp_driver);