From: Fabio Estevam <festevam@gmail.com>
To: shawnguo@kernel.org
Cc: linux-arm-kernel@lists.infradead.org,
Fabio Estevam <festevam@gmail.com>,
arnd@arndb.de, linux-imx@nxp.com, kernel@pengutronix.de
Subject: [PATCH 4/9] ARM: imx27: Retrieve AVIC base address from devicetree
Date: Fri, 11 Sep 2020 09:40:29 -0300 [thread overview]
Message-ID: <20200911124034.6792-5-festevam@gmail.com> (raw)
In-Reply-To: <20200911124034.6792-1-festevam@gmail.com>
Now that imx27 has been converted to a devicetree-only platform,
retrieve the AVIC base address from devicetree.
Signed-off-by: Fabio Estevam <festevam@gmail.com>
---
arch/arm/mach-imx/mach-imx27.c | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/arch/arm/mach-imx/mach-imx27.c b/arch/arm/mach-imx/mach-imx27.c
index 2d981d1eafbf..84396ccf23f2 100644
--- a/arch/arm/mach-imx/mach-imx27.c
+++ b/arch/arm/mach-imx/mach-imx27.c
@@ -5,6 +5,7 @@
#include <linux/init.h>
#include <linux/irq.h>
+#include <linux/of_address.h>
#include <linux/of_irq.h>
#include <linux/of_platform.h>
#include <linux/mm.h>
@@ -58,7 +59,13 @@ static void __init imx27_init_early(void)
static void __init mx27_init_irq(void)
{
- mxc_init_irq(MX27_IO_ADDRESS(MX27_AVIC_BASE_ADDR));
+ void __iomem *avic_base;
+ struct device_node *np;
+
+ np = of_find_compatible_node(NULL, NULL, "fsl,avic");
+ avic_base = of_iomap(np, 0);
+ BUG_ON(!avic_base);
+ mxc_init_irq(avic_base);
}
static const char * const imx27_dt_board_compat[] __initconst = {
--
2.17.1
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next prev parent reply other threads:[~2020-09-11 12:42 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-11 12:40 [PATCH 0/9] ARM: imx: Remove more board related code Fabio Estevam
2020-09-11 12:40 ` [PATCH 1/9] ARM: imx27: Remove imx27_soc_init() Fabio Estevam
2020-09-11 12:40 ` [PATCH 2/9] ARM: imx27: Remove iomux-v1 board code Fabio Estevam
2020-09-11 12:40 ` [PATCH 3/9] ARM: imx27: Get rid of mm-imx27.c Fabio Estevam
2020-09-11 12:40 ` Fabio Estevam [this message]
2020-09-11 14:29 ` [PATCH 4/9] ARM: imx27: Retrieve AVIC base address from devicetree Arnd Bergmann
2020-09-11 15:38 ` Fabio Estevam
2020-09-11 12:40 ` [PATCH 5/9] ARM: imx31: Remove remaining i.MX31 board code Fabio Estevam
2020-09-11 12:40 ` [PATCH 6/9] ARM: imx3: Remove imx3 soc_init() Fabio Estevam
2020-09-11 12:40 ` [PATCH 7/9] ARM: imx: Remove iomux-v3 board code Fabio Estevam
2020-09-11 12:40 ` [PATCH 8/9] ARM: imx: Remove imx device directory Fabio Estevam
2020-09-11 14:30 ` [PATCH 0/9] ARM: imx: Remove more board related code Arnd Bergmann
2020-09-13 3:16 ` Shawn Guo
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