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Commit 7cf0b7c7 authored by Amir Samuelov's avatar Amir Samuelov Committed by Gerrit - the friendly Code Review server
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soc: qcom: spss_utils: use pil-mem DT for IAR 



read "pil-mem" entry from device tree,
that points to pil-spss memory region.

Change-Id: Id51c48d0f91d5ed894872a260eea7ee60685c618
Signed-off-by: default avatarAmir Samuelov <amirs@codeaurora.org>
parent 0fe1d128

drivers/soc/qcom/spss_utils.c

+20 −7
Original line number Original line Diff line number Diff line
@@ -28,6 +28,7 @@ 
#include <linux/bitops.h>   /* BIT(x) */

#include <linux/bitops.h>   /* BIT(x) */

#include <linux/platform_device.h> /* platform_driver_register() */

#include <linux/platform_device.h> /* platform_driver_register() */

#include <linux/of.h>       /* of_property_count_strings() */

#include <linux/of.h>       /* of_property_count_strings() */

#include <linux/of_address.h>   /* of_address_to_resource() */

#include <linux/io.h>       /* ioremap_nocache() */

#include <linux/io.h>       /* ioremap_nocache() */

#include <linux/notifier.h>

#include <linux/notifier.h>

#include <linux/sizes.h>    /* SZ_4K */

#include <linux/sizes.h>    /* SZ_4K */
@@ -513,7 +514,8 @@ static int spss_parse_dt(struct device_node *node) 
	u32 spss_fuse4_bit = 0;

	u32 spss_fuse4_bit = 0;

	u32 spss_fuse4_mask = 0;

	u32 spss_fuse4_mask = 0;

	void __iomem *spss_fuse4_reg = NULL;

	void __iomem *spss_fuse4_reg = NULL;



	struct device_node *np;

	struct resource r;

	u32 val1 = 0;

	u32 val1 = 0;

	u32 val2 = 0;

	u32 val2 = 0;

	void __iomem *spss_emul_type_reg = NULL;

	void __iomem *spss_emul_type_reg = NULL;
@@ -649,12 +651,23 @@ static int spss_parse_dt(struct device_node *node) 
	iounmap(spss_emul_type_reg);

	iounmap(spss_emul_type_reg);





	/* PIL-SPSS area */

	/* PIL-SPSS area */

	np = of_parse_phandle(node, "pil-mem", 0);

	if (!np) {

		pr_err("no pil-mem entry, check pil-addr\n");

		ret = of_property_read_u32(node, "qcom,pil-addr",

		ret = of_property_read_u32(node, "qcom,pil-addr",

			&pil_addr);

			&pil_addr);

		if (ret < 0) {

		if (ret < 0) {

			pr_err("can't get pil_addr\n");

			pr_err("can't get pil_addr\n");

			return -EFAULT;

			return -EFAULT;

		}

		}

	} else {

		ret = of_address_to_resource(np, 0, &r);

		of_node_put(np);

		if (ret)

			return ret;

		pil_addr = (u32)r.start;

	}



	ret = of_property_read_u32(node, "qcom,pil-size",

	ret = of_property_read_u32(node, "qcom,pil-size",

		&pil_size);

		&pil_size);

	if (ret < 0) {

	if (ret < 0) {