openwrt/target/linux/at91/patches-5.10/119-net-macb-add-support-for-sama7g5-gem-interface.patch
Claudiu Beznea e58cd453d5 at91: add kernel support for sama7g5 soc
Add kernel support for SAMA7G5 by back-porting mainline kernel patches.
Among SAMA7G5 features could be remembered:
- ARM Cortex-A7
- double data rate multi-port dynamic RAM controller supporting DDR2,
  DDR3, DDR3L, LPDDR2, LPDDR3 up to 533MHz
- peripherals for audio, video processing
- 1 gigabit + 1 megabit Ethernet controllers
- 6 CAN controllers
- trust zone support
- DVFS for CPU
- criptography IPs

Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
2022-02-24 19:05:28 +01:00

60 lines
2.1 KiB
Diff

From 0085cd8576ceeaddeedf973b939b41ba96e3f77c Mon Sep 17 00:00:00 2001
From: Claudiu Beznea <claudiu.beznea@microchip.com>
Date: Wed, 9 Dec 2020 15:03:38 +0200
Subject: [PATCH 119/247] net: macb: add support for sama7g5 gem interface
Add support for SAMA7G5 gigabit ethernet interface.
Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
drivers/net/ethernet/cadence/macb_main.c | 17 +++++++++++++++++
1 file changed, 17 insertions(+)
diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c
index c8d66f966a8b..ebcc46d8aa9d 100644
--- a/drivers/net/ethernet/cadence/macb_main.c
+++ b/drivers/net/ethernet/cadence/macb_main.c
@@ -4359,6 +4359,14 @@ static const struct macb_usrio_config macb_default_usrio = {
.refclk = MACB_BIT(CLKEN),
};
+static const struct macb_usrio_config sama7g5_usrio = {
+ .mii = 0,
+ .rmii = 1,
+ .rgmii = 2,
+ .refclk = BIT(2),
+ .hdfctlen = BIT(6),
+};
+
static const struct macb_config fu540_c000_config = {
.caps = MACB_CAPS_GIGABIT_MODE_AVAILABLE | MACB_CAPS_JUMBO |
MACB_CAPS_GEM_HAS_PTP,
@@ -4452,6 +4460,14 @@ static const struct macb_config zynq_config = {
.usrio = &macb_default_usrio,
};
+static const struct macb_config sama7g5_gem_config = {
+ .caps = MACB_CAPS_GIGABIT_MODE_AVAILABLE | MACB_CAPS_CLK_HW_CHG,
+ .dma_burst_length = 16,
+ .clk_init = macb_clk_init,
+ .init = macb_init,
+ .usrio = &sama7g5_usrio,
+};
+
static const struct of_device_id macb_dt_ids[] = {
{ .compatible = "cdns,at32ap7000-macb" },
{ .compatible = "cdns,at91sam9260-macb", .data = &at91sam9260_config },
@@ -4469,6 +4485,7 @@ static const struct of_device_id macb_dt_ids[] = {
{ .compatible = "cdns,zynqmp-gem", .data = &zynqmp_config},
{ .compatible = "cdns,zynq-gem", .data = &zynq_config },
{ .compatible = "sifive,fu540-c000-gem", .data = &fu540_c000_config },
+ { .compatible = "microchip,sama7g5-gem", .data = &sama7g5_gem_config },
{ /* sentinel */ }
};
MODULE_DEVICE_TABLE(of, macb_dt_ids);
--
2.32.0