ARM: shmobile: r8a7790: Add USBHS clock support

This adds USBHS clock support.
Signed-off-by: NValentine Barshak <valentine.barshak@cogentembedded.com>
Acked-by: NKuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: NSimon Horman <horms+renesas@verge.net.au>

arch/arm/mach-shmobile/clock-r8a7790.c

@@ -186,6 +186,7 @@ enum {
 	MSTP813,
 	MSTP726, MSTP725, MSTP724, MSTP723, MSTP722, MSTP721, MSTP720,
 	MSTP717, MSTP716,
+	MSTP704,
 	MSTP522,
 	MSTP315, MSTP314, MSTP313, MSTP312, MSTP311, MSTP305, MSTP304,
 	MSTP216, MSTP207, MSTP206, MSTP204, MSTP203, MSTP202,
@@ -208,6 +209,7 @@ static struct clk mstp_clks[MSTP_NR] = {
 	[MSTP720] = SH_CLK_MSTP32(&p_clk, SMSTPCR7, 20, 0), /* SCIF1 */
 	[MSTP717] = SH_CLK_MSTP32(&zs_clk, SMSTPCR7, 17, 0), /* HSCIF0 */
 	[MSTP716] = SH_CLK_MSTP32(&zs_clk, SMSTPCR7, 16, 0), /* HSCIF1 */
+	[MSTP704] = SH_CLK_MSTP32(&mp_clk, SMSTPCR7, 4, 0), /* HSUSB */
 	[MSTP522] = SH_CLK_MSTP32(&extal_clk, SMSTPCR5, 22, 0), /* Thermal */
 	[MSTP315] = SH_CLK_MSTP32(&div6_clks[DIV6_MMC0], SMSTPCR3, 15, 0), /* MMC0 */
 	[MSTP314] = SH_CLK_MSTP32(&div4_clks[DIV4_SD0], SMSTPCR3, 14, 0), /* SDHI0 */
@@ -296,6 +298,8 @@ static struct clk_lookup lookups[] = {
 	CLKDEV_DEV_ID("ee220000.mmcif", &mstp_clks[MSTP305]),
 	CLKDEV_DEV_ID("sh_mmcif.1", &mstp_clks[MSTP305]),
 	CLKDEV_DEV_ID("sh_cmt.0", &mstp_clks[MSTP124]),
+	CLKDEV_DEV_ID("renesas_usbhs", &mstp_clks[MSTP704]),
+	CLKDEV_ICK_ID("usbhs", "usb_phy_rcar_gen2", &mstp_clks[MSTP704]),
 };
 
 #define R8A7790_CLOCK_ROOT(e, m, p0, p1, p30, p31)		\