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[PATCH 2/5] ARM: ep93xx: Register ts73xx-fpga manager driver for TS-7300

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  [PATCH 2/5] ARM: ep93xx: Register ts73xx-fpga manager driver for TS-7300 Alan Tull <atull@kernel.org> - 2017-02-27 23:20 +0100

#1588976 — [PATCH 2/5] ARM: ep93xx: Register ts73xx-fpga manager driver for TS-7300

From: Florian Fainelli <f.fainelli@gmail.com>

Register the TS-7300 FPGA manager device drivers which allows us to load
bitstreams into the on-board Altera Cyclone II FPGA.

Acked-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Acked-by: Alan Tull <atull@opensource.altera.com>
Acked-by: Moritz Fischer <moritz.fischer@ettus.com>
---
 arch/arm/mach-ep93xx/ts72xx.c | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/arch/arm/mach-ep93xx/ts72xx.c b/arch/arm/mach-ep93xx/ts72xx.c
index 8a5b6f0..55b186e 100644
--- a/arch/arm/mach-ep93xx/ts72xx.c
+++ b/arch/arm/mach-ep93xx/ts72xx.c
@@ -210,6 +210,28 @@ static struct ep93xx_eth_data __initdata ts72xx_eth_data = {
 	.phy_id		= 1,
 };
 
+#if IS_ENABLED(CONFIG_FPGA_MGR_TS73XX)
+
+/* Relative to EP93XX_CS1_PHYS_BASE */
+#define TS73XX_FPGA_LOADER_BASE		0x03c00000
+
+static struct resource ts73xx_fpga_resources[] = {
+	{
+		.start	= EP93XX_CS1_PHYS_BASE + TS73XX_FPGA_LOADER_BASE,
+		.end	= EP93XX_CS1_PHYS_BASE + TS73XX_FPGA_LOADER_BASE + 1,
+		.flags	= IORESOURCE_MEM,
+	},
+};
+
+static struct platform_device ts73xx_fpga_device = {
+	.name	= "ts73xx-fpga-mgr",
+	.id	= -1,
+	.resource = ts73xx_fpga_resources,
+	.num_resources = ARRAY_SIZE(ts73xx_fpga_resources),
+};
+
+#endif
+
 static void __init ts72xx_init_machine(void)
 {
 	ep93xx_init_devices();
@@ -218,6 +240,10 @@ static void __init ts72xx_init_machine(void)
 	platform_device_register(&ts72xx_wdt_device);
 
 	ep93xx_register_eth(&ts72xx_eth_data, 1);
+#if IS_ENABLED(CONFIG_FPGA_MGR_TS73XX)
+	if (board_is_ts7300())
+		platform_device_register(&ts73xx_fpga_device);
+#endif
 }
 
 MACHINE_START(TS72XX, "Technologic Systems TS-72xx SBC")
-- 
2.7.4

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