rockchip: pinctrl: rk3399: fix GPIO2B1 and GPIO2B2 shift value

The shift values for GPIO2B1 and GPIO2B2 had in fact referred to
GPIO2B0 and GPIO2B1, respectively.  This substitutes the correct
values.

Signed-off-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
Acked-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>

arch/arm/include/asm/arch-rockchip/grf_rk3399.h

@@ -325,10 +325,10 @@ check_member(rk3399_pmusgrf_regs, slv_secure_con4, 0xe3d4);
 
 enum {
 	/* GRF_GPIO2B_IOMUX */
-	GRF_GPIO2B1_SEL_SHIFT	= 0,
+	GRF_GPIO2B1_SEL_SHIFT	= 2,
 	GRF_GPIO2B1_SEL_MASK	= 3 << GRF_GPIO2B1_SEL_SHIFT,
 	GRF_SPI2TPM_RXD		= 1,
-	GRF_GPIO2B2_SEL_SHIFT	= 2,
+	GRF_GPIO2B2_SEL_SHIFT	= 4,
 	GRF_GPIO2B2_SEL_MASK	= 3 << GRF_GPIO2B2_SEL_SHIFT,
 	GRF_SPI2TPM_TXD		= 1,
 	GRF_GPIO2B3_SEL_SHIFT	= 6,